Home / 6,560,887.60-9,841,331.40-5,515,793.20

Finding the Fourth Proportional to 6,560,887.60, 9,841,331.40 and 5,515,793.20

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Solution

The fourth proportional to 6,560,887.60, 9,841,331.40 and 5,515,793.20 is: 8,273,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,560,887.60 : 9,841,331.40 = 5,515,793.20 : x
  2. Step 2: Convert to fraction form
    6,560,887.60/9,841,331.40 = 5,515,793.20/x
  3. Step 3: Cross multiply
    6,560,887.60x = 9,841,331.40 × 5,515,793.20
  4. Step 4: Simplify right side
    6,560,887.60x = 54,282,748,815,066.48
  5. Step 5: Solve for x
    x = 54,282,748,815,066.48/6,560,887.60
  6. Step 6: Final answer
    x = 8,273,689.80

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Similar ratio
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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.