Home / 21,931,531.30-32,897,296.95-21,553,617.70

Finding the Fourth Proportional to 21,931,531.30, 32,897,296.95 and 21,553,617.70

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Solution

The fourth proportional to 21,931,531.30, 32,897,296.95 and 21,553,617.70 is: 32,330,426.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,931,531.30 : 32,897,296.95 = 21,553,617.70 : x
  2. Step 2: Convert to fraction form
    21,931,531.30/32,897,296.95 = 21,553,617.70/x
  3. Step 3: Cross multiply
    21,931,531.30x = 32,897,296.95 × 21,553,617.70
  4. Step 4: Simplify right side
    21,931,531.30x = 709,055,761,823,676
  5. Step 5: Solve for x
    x = 709,055,761,823,676/21,931,531.30
  6. Step 6: Final answer
    x = 32,330,426.55

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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.