user: Question: What is the Studio of the Film with a Gross rental of $7,500,000?
Columns: ['Rank', 'Title', 'Studio', 'Director', 'Gross rental']
Types: ['real', 'text', 'text', 'text', 'text']
Sample row: [1.0, 'South Pacific', '20th Century Fox', 'Joshua Logan', '$16,300,000']
SQL:

assistant: SELECT "Studio" FROM "Table" WHERE "Gross rental" = '$7,500,000';