Home / 8,253,600.60-12,380,400.90-5,230,291.80

Finding the Fourth Proportional to 8,253,600.60, 12,380,400.90 and 5,230,291.80

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Solution

The fourth proportional to 8,253,600.60, 12,380,400.90 and 5,230,291.80 is: 7,845,437.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,253,600.60 : 12,380,400.90 = 5,230,291.80 : x
  2. Step 2: Convert to fraction form
    8,253,600.60/12,380,400.90 = 5,230,291.80/x
  3. Step 3: Cross multiply
    8,253,600.60x = 12,380,400.90 × 5,230,291.80
  4. Step 4: Simplify right side
    8,253,600.60x = 64,753,109,307,982.62
  5. Step 5: Solve for x
    x = 64,753,109,307,982.62/8,253,600.60
  6. Step 6: Final answer
    x = 7,845,437.70

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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.