Home / 29,981,915.29-41,375,057.04-16,230,879.42

Finding the Fourth Proportional to 29,981,915.29, 41,375,057.04 and 16,230,879.42

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Solution

The fourth proportional to 29,981,915.29, 41,375,057.04 and 16,230,879.42 is: 22,398,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,981,915.29 : 41,375,057.04 = 16,230,879.42 : x
  2. Step 2: Convert to fraction form
    29,981,915.29/41,375,057.04 = 16,230,879.42/x
  3. Step 3: Cross multiply
    29,981,915.29x = 41,375,057.04 × 16,230,879.42
  4. Step 4: Simplify right side
    29,981,915.29x = 671,553,561,811,862.12
  5. Step 5: Solve for x
    x = 671,553,561,811,862.12/29,981,915.29
  6. Step 6: Final answer
    x = 22,398,621.15

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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.