Home / 27,323,909.20-40,985,863.80-7,129,151.20

Finding the Fourth Proportional to 27,323,909.20, 40,985,863.80 and 7,129,151.20

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Solution

The fourth proportional to 27,323,909.20, 40,985,863.80 and 7,129,151.20 is: 10,693,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323,909.20 : 40,985,863.80 = 7,129,151.20 : x
  2. Step 2: Convert to fraction form
    27,323,909.20/40,985,863.80 = 7,129,151.20/x
  3. Step 3: Cross multiply
    27,323,909.20x = 40,985,863.80 × 7,129,151.20
  4. Step 4: Simplify right side
    27,323,909.20x = 292,194,420,092,806.56
  5. Step 5: Solve for x
    x = 292,194,420,092,806.56/27,323,909.20
  6. Step 6: Final answer
    x = 10,693,726.80

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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.