Home / 71,894,534.20-107,841,801.30-60,415,408.60

Finding the Fourth Proportional to 71,894,534.20, 107,841,801.30 and 60,415,408.60

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Solution

The fourth proportional to 71,894,534.20, 107,841,801.30 and 60,415,408.60 is: 90,623,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,894,534.20 : 107,841,801.30 = 60,415,408.60 : x
  2. Step 2: Convert to fraction form
    71,894,534.20/107,841,801.30 = 60,415,408.60/x
  3. Step 3: Cross multiply
    71,894,534.20x = 107,841,801.30 × 60,415,408.60
  4. Step 4: Simplify right side
    71,894,534.20x = 6,515,306,489,699,511
  5. Step 5: Solve for x
    x = 6,515,306,489,699,511/71,894,534.20
  6. Step 6: Final answer
    x = 90,623,112.90

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1.5x scale

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.