Home / 49,143,175.20-73,723,620.15-20,392,217.10

Finding the Fourth Proportional to 49,143,175.20, 73,723,620.15 and 20,392,217.10

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Solution

The fourth proportional to 49,143,175.20, 73,723,620.15 and 20,392,217.10 is: 30,592,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143,175.20 : 73,723,620.15 = 20,392,217.10 : x
  2. Step 2: Convert to fraction form
    49,143,175.20/73,723,620.15 = 20,392,217.10/x
  3. Step 3: Cross multiply
    49,143,175.20x = 73,723,620.15 × 20,392,217.10
  4. Step 4: Simplify right side
    49,143,175.20x = 1,503,388,067,496,734.75
  5. Step 5: Solve for x
    x = 1,503,388,067,496,734.75/49,143,175.20
  6. Step 6: Final answer
    x = 30,592,001.05

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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.