Hasi dari 6/9 : 11/12 = 12/15 : 3/7 =

6/9 : 11/12 = 6/9 x 12/11 = 72/99 = 24/33

6/9 : 11/12 = 6/9 × 12/11 = 72/99 = 24/33
12/15 : 3/7 = 12/15 × 7/3 = 28/15