Home / 48,887,939.80-73,331,909.70-18,591,866.20

Finding the Fourth Proportional to 48,887,939.80, 73,331,909.70 and 18,591,866.20

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Solution

The fourth proportional to 48,887,939.80, 73,331,909.70 and 18,591,866.20 is: 27,887,799.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,887,939.80 : 73,331,909.70 = 18,591,866.20 : x
  2. Step 2: Convert to fraction form
    48,887,939.80/73,331,909.70 = 18,591,866.20/x
  3. Step 3: Cross multiply
    48,887,939.80x = 73,331,909.70 × 18,591,866.20
  4. Step 4: Simplify right side
    48,887,939.80x = 1,363,377,053,332,882.25
  5. Step 5: Solve for x
    x = 1,363,377,053,332,882.25/48,887,939.80
  6. Step 6: Final answer
    x = 27,887,799.30

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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.