Finding the Fourth Proportional to 10,340,691.92, 14,266,461.12 and 5,987,402
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Solution
The fourth proportional to 10,340,691.92, 14,266,461.12 and 5,987,402 is: 8,260,476.04
Step by Step Solution
- Step 1: Write the proportion equation
10,340,691.92 : 14,266,461.12 = 5,987,402 : x - Step 2: Convert to fraction form
10,340,691.92/14,266,461.12 = 5,987,402/x - Step 3: Cross multiply
10,340,691.92x = 14,266,461.12 × 5,987,402 - Step 4: Simplify right side
10,340,691.92x = 85,419,037,842,810.23 - Step 5: Solve for x
x = 85,419,037,842,810.23/10,340,691.92 - Step 6: Final answer
x = 8,260,476.04
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1.5x scale
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.