Home / 38,619,624.20-57,966,761.10-19,472,001.80

Finding the Fourth Proportional to 38,619,624.20, 57,966,761.10 and 19,472,001.80

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Solution

The fourth proportional to 38,619,624.20, 57,966,761.10 and 19,472,001.80 is: 29,226,821.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,619,624.20 : 57,966,761.10 = 19,472,001.80 : x
  2. Step 2: Convert to fraction form
    38,619,624.20/57,966,761.10 = 19,472,001.80/x
  3. Step 3: Cross multiply
    38,619,624.20x = 57,966,761.10 × 19,472,001.80
  4. Step 4: Simplify right side
    38,619,624.20x = 1,128,728,876,479,370
  5. Step 5: Solve for x
    x = 1,128,728,876,479,370/38,619,624.20
  6. Step 6: Final answer
    x = 29,226,821.85

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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.