Finding the Fourth Proportional to 38,776,025.92, 58,165,515.12 and 14,512,398.16
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Solution
The fourth proportional to 38,776,025.92, 58,165,515.12 and 14,512,398.16 is: 21,769,149.74
Step by Step Solution
- Step 1: Write the proportion equation
38,776,025.92 : 58,165,515.12 = 14,512,398.16 : x - Step 2: Convert to fraction form
38,776,025.92/58,165,515.12 = 14,512,398.16/x - Step 3: Cross multiply
38,776,025.92x = 58,165,515.12 × 14,512,398.16 - Step 4: Simplify right side
38,776,025.92x = 844,121,114,602,940.12 - Step 5: Solve for x
x = 844,121,114,602,940.12/38,776,025.92 - Step 6: Final answer
x = 21,769,149.74
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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.