Home / 31,381,898.57-43,305,915.47-17,252,982.18

Finding the Fourth Proportional to 31,381,898.57, 43,305,915.47 and 17,252,982.18

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Solution

The fourth proportional to 31,381,898.57, 43,305,915.47 and 17,252,982.18 is: 23,808,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,381,898.57 : 43,305,915.47 = 17,252,982.18 : x
  2. Step 2: Convert to fraction form
    31,381,898.57/43,305,915.47 = 17,252,982.18/x
  3. Step 3: Cross multiply
    31,381,898.57x = 43,305,915.47 × 17,252,982.18
  4. Step 4: Simplify right side
    31,381,898.57x = 747,156,187,892,496.25
  5. Step 5: Solve for x
    x = 747,156,187,892,496.25/31,381,898.57
  6. Step 6: Final answer
    x = 23,808,508.15

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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.