Home / 18,577,593.40-27,866,390.10-6,443,023.90

Finding the Fourth Proportional to 18,577,593.40, 27,866,390.10 and 6,443,023.90

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Solution

The fourth proportional to 18,577,593.40, 27,866,390.10 and 6,443,023.90 is: 9,664,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577,593.40 : 27,866,390.10 = 6,443,023.90 : x
  2. Step 2: Convert to fraction form
    18,577,593.40/27,866,390.10 = 6,443,023.90/x
  3. Step 3: Cross multiply
    18,577,593.40x = 27,866,390.10 × 6,443,023.90
  4. Step 4: Simplify right side
    18,577,593.40x = 179,543,817,421,023.41
  5. Step 5: Solve for x
    x = 179,543,817,421,023.41/18,577,593.40
  6. Step 6: Final answer
    x = 9,664,535.85

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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.