Home / 40,320,390.20-60,480,585.30-13,394,046.20

Finding the Fourth Proportional to 40,320,390.20, 60,480,585.30 and 13,394,046.20

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Solution

The fourth proportional to 40,320,390.20, 60,480,585.30 and 13,394,046.20 is: 20,091,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320,390.20 : 60,480,585.30 = 13,394,046.20 : x
  2. Step 2: Convert to fraction form
    40,320,390.20/60,480,585.30 = 13,394,046.20/x
  3. Step 3: Cross multiply
    40,320,390.20x = 60,480,585.30 × 13,394,046.20
  4. Step 4: Simplify right side
    40,320,390.20x = 810,079,753,711,240.75
  5. Step 5: Solve for x
    x = 810,079,753,711,240.75/40,320,390.20
  6. Step 6: Final answer
    x = 20,091,069.30

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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.