Suppose Beckham has X pieces and Xiaomi has Y pieces, then there is X: Y =1:4 (X+14): (Y-14) = 3: 5.

Combining these two equations, we can get x= 16 y=64.

Beckham 16 millet 64.

16 and 64 suppose Beckham has an a, then Xiaomi has 4a5 (a+14) = 3 (4a-14) a =16.