Finding the Fourth Proportional to 29,402,490.29, 40,575,470.24 and 16,349,468.95
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Solution
The fourth proportional to 29,402,490.29, 40,575,470.24 and 16,349,468.95 is: 22,562,285.86
Step by Step Solution
- Step 1: Write the proportion equation
29,402,490.29 : 40,575,470.24 = 16,349,468.95 : x - Step 2: Convert to fraction form
29,402,490.29/40,575,470.24 = 16,349,468.95/x - Step 3: Cross multiply
29,402,490.29x = 40,575,470.24 × 16,349,468.95 - Step 4: Simplify right side
29,402,490.29x = 663,387,390,713,422 - Step 5: Solve for x
x = 663,387,390,713,422/29,402,490.29 - Step 6: Final answer
x = 22,562,285.86
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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.