However, French Open champion Anastasia Myskina's run of miserable form continued when she was beaten by Switzerland's Patty Schnyder.
The women's singles at Wimbledon will boil down to a contest between Russian grace and American gristle.
The Parisian crowd has adopted the 22-year-old Russian as one of theirs.
The duo's feat of setting up the first all-Russian Grand Slam final at the French Open was hailed as a great victory for all of Russian sport.
Russia closed in on a Fed Cup semi-final victory over the United States after Anastasia Myskina beat Venus Williams.
Anastasia Myskina and Vera Zvonareva powered Russia to their first Fed Cup title by winning the decisive doubles against holders France on Sunday.
India's veteran Leander Paes and his Swiss partner Martina Hingis stayed on course for their third Grand Slam of the year after advancing to the mixed doubles final at the US Open, in New York, on Wednesday night.
The defending champion was beaten by Spaniard Maria Sanchez Lorenzo.
Maria Sharapova has been left out of Russia's Fed Cup first-round tie against Italy later this month because of her hectic tournament schedule
Spain's Rafael Nadal was at his dominant best against Pablo Carreno Busta on Saturday, brushing aside his compatriot 6-1, 6-2, 6-4 to move into the fourth round at the Australian Open. Images from Day 6 of the Australian Open at Melbourne Park on Saturday.
Maria Sharapova powered into the semi-final with a 6-3, 6-3 defeat of Russian rival Anastasia Myskina at the Nasdaq-100 Open
The second seed swept past Russian Elena Likhovtseva 6-1, 6-0 to win her third title of the year.
Conchita Martinez rallied from a set down to beat Roberta Vinci of Italy 5-7, 6-0, 6-2 in the first round of the Qatar Open.
She will meet Anastasia Myskina or Venus Williams who were playing their semi-final later on Saturday.
A round-up of the important matches at Wimbledon on Friday.
Russia's Anastasia Myskina and Elena Dementieva made a fourth round exit from the Australian Open.
Sharapova would stop playing for Russia in the Fed Cup if the 17-year-old Wimbledon champion was invited to join the team next year.
Anastasia Myskina refused to back down on Thursday after saying she would not play for Russia if Wimbledon champion Maria Sharapova joined the team.
The French Open champion won 6-4, 7-6 to reach the Kremlin Cup final for the second year in a row.
U.S. Open champion Svetlana Kuznetsova beat Australian Samantha Stosur 6-4, 6-4 to reach the quarter-finals.
