Home / 71,012,114.20-106,518,171.30-25,568,003.80

Finding the Fourth Proportional to 71,012,114.20, 106,518,171.30 and 25,568,003.80

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Solution

The fourth proportional to 71,012,114.20, 106,518,171.30 and 25,568,003.80 is: 38,352,005.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,012,114.20 : 106,518,171.30 = 25,568,003.80 : x
  2. Step 2: Convert to fraction form
    71,012,114.20/106,518,171.30 = 25,568,003.80/x
  3. Step 3: Cross multiply
    71,012,114.20x = 106,518,171.30 × 25,568,003.80
  4. Step 4: Simplify right side
    71,012,114.20x = 2,723,457,008,567,451
  5. Step 5: Solve for x
    x = 2,723,457,008,567,451/71,012,114.20
  6. Step 6: Final answer
    x = 38,352,005.70

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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.