Home / 24,591,921.80-36,887,882.70-12,647,985.80

Finding the Fourth Proportional to 24,591,921.80, 36,887,882.70 and 12,647,985.80

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Solution

The fourth proportional to 24,591,921.80, 36,887,882.70 and 12,647,985.80 is: 18,971,978.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,591,921.80 : 36,887,882.70 = 12,647,985.80 : x
  2. Step 2: Convert to fraction form
    24,591,921.80/36,887,882.70 = 12,647,985.80/x
  3. Step 3: Cross multiply
    24,591,921.80x = 36,887,882.70 × 12,647,985.80
  4. Step 4: Simplify right side
    24,591,921.80x = 466,557,416,581,665.75
  5. Step 5: Solve for x
    x = 466,557,416,581,665.75/24,591,921.80
  6. Step 6: Final answer
    x = 18,971,978.70

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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.