Home / 56,766,420.30-85,149,630.45-16,378,221.90

Finding the Fourth Proportional to 56,766,420.30, 85,149,630.45 and 16,378,221.90

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Solution

The fourth proportional to 56,766,420.30, 85,149,630.45 and 16,378,221.90 is: 24,567,332.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,766,420.30 : 85,149,630.45 = 16,378,221.90 : x
  2. Step 2: Convert to fraction form
    56,766,420.30/85,149,630.45 = 16,378,221.90/x
  3. Step 3: Cross multiply
    56,766,420.30x = 85,149,630.45 × 16,378,221.90
  4. Step 4: Simplify right side
    56,766,420.30x = 1,394,599,542,213,097
  5. Step 5: Solve for x
    x = 1,394,599,542,213,097/56,766,420.30
  6. Step 6: Final answer
    x = 24,567,332.85

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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.