Finding the Fourth Proportional to 6,792,908.64, 10,189,361.10 and 4,656,515.82
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Solution
The fourth proportional to 6,792,908.64, 10,189,361.10 and 4,656,515.82 is: 6,984,772.45
Step by Step Solution
- Step 1: Write the proportion equation
6,792,908.64 : 10,189,361.10 = 4,656,515.82 : x - Step 2: Convert to fraction form
6,792,908.64/10,189,361.10 = 4,656,515.82/x - Step 3: Cross multiply
6,792,908.64x = 10,189,361.10 × 4,656,515.82 - Step 4: Simplify right side
6,792,908.64x = 47,446,921,157,842.60 - Step 5: Solve for x
x = 47,446,921,157,842.60/6,792,908.64 - Step 6: Final answer
x = 6,984,772.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.