Home / 16,481,543.10-24,726,073.05-5,123,139.90

Finding the Fourth Proportional to 16,481,543.10, 24,726,073.05 and 5,123,139.90

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Solution

The fourth proportional to 16,481,543.10, 24,726,073.05 and 5,123,139.90 is: 7,685,878.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,481,543.10 : 24,726,073.05 = 5,123,139.90 : x
  2. Step 2: Convert to fraction form
    16,481,543.10/24,726,073.05 = 5,123,139.90/x
  3. Step 3: Cross multiply
    16,481,543.10x = 24,726,073.05 × 5,123,139.90
  4. Step 4: Simplify right side
    16,481,543.10x = 126,675,131,412,769.70
  5. Step 5: Solve for x
    x = 126,675,131,412,769.70/16,481,543.10
  6. Step 6: Final answer
    x = 7,685,878.11

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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.