Finding the Fourth Proportional to 29,134,872.20, 40,206,117.48 and 16,082,127.48
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Solution
The fourth proportional to 29,134,872.20, 40,206,117.48 and 16,082,127.48 is: 22,193,332.52
Step by Step Solution
- Step 1: Write the proportion equation
29,134,872.20 : 40,206,117.48 = 16,082,127.48 : x - Step 2: Convert to fraction form
29,134,872.20/40,206,117.48 = 16,082,127.48/x - Step 3: Cross multiply
29,134,872.20x = 40,206,117.48 × 16,082,127.48 - Step 4: Simplify right side
29,134,872.20x = 646,599,906,789,216.38 - Step 5: Solve for x
x = 646,599,906,789,216.38/29,134,872.20 - Step 6: Final answer
x = 22,193,332.52
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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.