Home / 71,523,114.30-107,284,671.45-36,979,449.30

Finding the Fourth Proportional to 71,523,114.30, 107,284,671.45 and 36,979,449.30

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Solution

The fourth proportional to 71,523,114.30, 107,284,671.45 and 36,979,449.30 is: 55,469,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,523,114.30 : 107,284,671.45 = 36,979,449.30 : x
  2. Step 2: Convert to fraction form
    71,523,114.30/107,284,671.45 = 36,979,449.30/x
  3. Step 3: Cross multiply
    71,523,114.30x = 107,284,671.45 × 36,979,449.30
  4. Step 4: Simplify right side
    71,523,114.30x = 3,967,328,068,552,432.50
  5. Step 5: Solve for x
    x = 3,967,328,068,552,432.50/71,523,114.30
  6. Step 6: Final answer
    x = 55,469,173.95

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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.