Home / 36,278,687.12-54,441,442.07-13,247,693.56

Finding the Fourth Proportional to 36,278,687.12, 54,441,442.07 and 13,247,693.56

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Solution

The fourth proportional to 36,278,687.12, 54,441,442.07 and 13,247,693.56 is: 19,880,089.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278,687.12 : 54,441,442.07 = 13,247,693.56 : x
  2. Step 2: Convert to fraction form
    36,278,687.12/54,441,442.07 = 13,247,693.56/x
  3. Step 3: Cross multiply
    36,278,687.12x = 54,441,442.07 × 13,247,693.56
  4. Step 4: Simplify right side
    36,278,687.12x = 721,223,541,404,867.62
  5. Step 5: Solve for x
    x = 721,223,541,404,867.62/36,278,687.12
  6. Step 6: Final answer
    x = 19,880,089.35

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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.