Finding the Fourth Proportional to 11,386,372.08, 15,711,641.64 and 6,801,720.24
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Solution
The fourth proportional to 11,386,372.08, 15,711,641.64 and 6,801,720.24 is: 9,385,446.94
Step by Step Solution
- Step 1: Write the proportion equation
11,386,372.08 : 15,711,641.64 = 6,801,720.24 : x - Step 2: Convert to fraction form
11,386,372.08/15,711,641.64 = 6,801,720.24/x - Step 3: Cross multiply
11,386,372.08x = 15,711,641.64 × 6,801,720.24 - Step 4: Simplify right side
11,386,372.08x = 106,866,190,946,414.80 - Step 5: Solve for x
x = 106,866,190,946,414.80/11,386,372.08 - Step 6: Final answer
x = 9,385,446.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.