Home / 31,229,941.52-43,098,666.10-17,291,296.91

Finding the Fourth Proportional to 31,229,941.52, 43,098,666.10 and 17,291,296.91

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Solution

The fourth proportional to 31,229,941.52, 43,098,666.10 and 17,291,296.91 is: 23,862,735.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229,941.52 : 43,098,666.10 = 17,291,296.91 : x
  2. Step 2: Convert to fraction form
    31,229,941.52/43,098,666.10 = 17,291,296.91/x
  3. Step 3: Cross multiply
    31,229,941.52x = 43,098,666.10 × 17,291,296.91
  4. Step 4: Simplify right side
    31,229,941.52x = 745,231,832,024,570.12
  5. Step 5: Solve for x
    x = 745,231,832,024,570.12/31,229,941.52
  6. Step 6: Final answer
    x = 23,862,735.43

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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.