Finding the Fourth Proportional to 26,940,983.13, 40,427,420.36 and 9,913,613.49
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Solution
The fourth proportional to 26,940,983.13, 40,427,420.36 and 9,913,613.49 is: 14,876,287.84
Step by Step Solution
- Step 1: Write the proportion equation
26,940,983.13 : 40,427,420.36 = 9,913,613.49 : x - Step 2: Convert to fraction form
26,940,983.13/40,427,420.36 = 9,913,613.49/x - Step 3: Cross multiply
26,940,983.13x = 40,427,420.36 × 9,913,613.49 - Step 4: Simplify right side
26,940,983.13x = 400,781,819,797,228.56 - Step 5: Solve for x
x = 400,781,819,797,228.56/26,940,983.13 - Step 6: Final answer
x = 14,876,287.84
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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.