Home / 31,229,661.53-43,098,279.94-17,291,016.95

Finding the Fourth Proportional to 31,229,661.53, 43,098,279.94 and 17,291,016.95

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Solution

The fourth proportional to 31,229,661.53, 43,098,279.94 and 17,291,016.95 is: 23,862,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229,661.53 : 43,098,279.94 = 17,291,016.95 : x
  2. Step 2: Convert to fraction form
    31,229,661.53/43,098,279.94 = 17,291,016.95/x
  3. Step 3: Cross multiply
    31,229,661.53x = 43,098,279.94 × 17,291,016.95
  4. Step 4: Simplify right side
    31,229,661.53x = 745,213,088,764,507.25
  5. Step 5: Solve for x
    x = 745,213,088,764,507.25/31,229,661.53
  6. Step 6: Final answer
    x = 23,862,349.20

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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.