Top 10.429

Blue = 288 / 13 Square Units

Shaded Fraction = 1 / 9

Blue Area = 28800 / 2401

Shaded Fraction = 1 / 81

Shaded Fraction = 5 / 16

Another Approach

Blue Area = 31.4057647469

Green Area / Yellow Area = 1

All in Terms of AL and DAL

Black Area = 0.322508961548

X = 7 / 6