Finding the Fourth Proportional to 26,186,371.20, 39,277,132.92 and 12,350,157.12
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Solution
The fourth proportional to 26,186,371.20, 39,277,132.92 and 12,350,157.12 is: 18,524,092.52
Step by Step Solution
- Step 1: Write the proportion equation
26,186,371.20 : 39,277,132.92 = 12,350,157.12 : x - Step 2: Convert to fraction form
26,186,371.20/39,277,132.92 = 12,350,157.12/x - Step 3: Cross multiply
26,186,371.20x = 39,277,132.92 × 12,350,157.12 - Step 4: Simplify right side
26,186,371.20x = 485,078,762,785,124.38 - Step 5: Solve for x
x = 485,078,762,785,124.38/26,186,371.20 - Step 6: Final answer
x = 18,524,092.52
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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.