Home / 8,394,414.30-12,591,621.45-3,003,240.60

Finding the Fourth Proportional to 8,394,414.30, 12,591,621.45 and 3,003,240.60

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Solution

The fourth proportional to 8,394,414.30, 12,591,621.45 and 3,003,240.60 is: 4,504,860.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,414.30 : 12,591,621.45 = 3,003,240.60 : x
  2. Step 2: Convert to fraction form
    8,394,414.30/12,591,621.45 = 3,003,240.60/x
  3. Step 3: Cross multiply
    8,394,414.30x = 12,591,621.45 × 3,003,240.60
  4. Step 4: Simplify right side
    8,394,414.30x = 37,815,668,758,470.87
  5. Step 5: Solve for x
    x = 37,815,668,758,470.87/8,394,414.30
  6. Step 6: Final answer
    x = 4,504,860.90

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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.