Finding the Fourth Proportional to 17,732,686.10, 26,599,029.18 and 8,156,119.28
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Solution
The fourth proportional to 17,732,686.10, 26,599,029.18 and 8,156,119.28 is: 12,234,178.93
Step by Step Solution
- Step 1: Write the proportion equation
17,732,686.10 : 26,599,029.18 = 8,156,119.28 : x - Step 2: Convert to fraction form
17,732,686.10/26,599,029.18 = 8,156,119.28/x - Step 3: Cross multiply
17,732,686.10x = 26,599,029.18 × 8,156,119.28 - Step 4: Simplify right side
17,732,686.10x = 216,944,854,724,280.59 - Step 5: Solve for x
x = 216,944,854,724,280.59/17,732,686.10 - Step 6: Final answer
x = 12,234,178.93
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1.5x scale
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.