Home / 29,002,687.27-40,022,909.19-15,949,945.91

Finding the Fourth Proportional to 29,002,687.27, 40,022,909.19 and 15,949,945.91

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Solution

The fourth proportional to 29,002,687.27, 40,022,909.19 and 15,949,945.91 is: 22,010,485.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002,687.27 : 40,022,909.19 = 15,949,945.91 : x
  2. Step 2: Convert to fraction form
    29,002,687.27/40,022,909.19 = 15,949,945.91/x
  3. Step 3: Cross multiply
    29,002,687.27x = 40,022,909.19 × 15,949,945.91
  4. Step 4: Simplify right side
    29,002,687.27x = 638,363,236,841,399.12
  5. Step 5: Solve for x
    x = 638,363,236,841,399.12/29,002,687.27
  6. Step 6: Final answer
    x = 22,010,485.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.