Home / 15,022,773.50-20,732,540.97-8,408,023.52

Finding the Fourth Proportional to 15,022,773.50, 20,732,540.97 and 8,408,023.52

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Solution

The fourth proportional to 15,022,773.50, 20,732,540.97 and 8,408,023.52 is: 11,603,695.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,022,773.50 : 20,732,540.97 = 8,408,023.52 : x
  2. Step 2: Convert to fraction form
    15,022,773.50/20,732,540.97 = 8,408,023.52/x
  3. Step 3: Cross multiply
    15,022,773.50x = 20,732,540.97 × 8,408,023.52
  4. Step 4: Simplify right side
    15,022,773.50x = 174,319,691,959,420.81
  5. Step 5: Solve for x
    x = 174,319,691,959,420.81/15,022,773.50
  6. Step 6: Final answer
    x = 11,603,695.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.