Home / 26,345,635.20-39,441,470.40-18,787,363.20

Finding the Fourth Proportional to 26,345,635.20, 39,441,470.40 and 18,787,363.20

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Solution

The fourth proportional to 26,345,635.20, 39,441,470.40 and 18,787,363.20 is: 28,126,147.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,345,635.20 : 39,441,470.40 = 18,787,363.20 : x
  2. Step 2: Convert to fraction form
    26,345,635.20/39,441,470.40 = 18,787,363.20/x
  3. Step 3: Cross multiply
    26,345,635.20x = 39,441,470.40 × 18,787,363.20
  4. Step 4: Simplify right side
    26,345,635.20x = 741,001,229,546,849.25
  5. Step 5: Solve for x
    x = 741,001,229,546,849.25/26,345,635.20
  6. Step 6: Final answer
    x = 28,126,147.80

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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.