Home / 36,278,687.86-54,441,443.20-13,247,694.31

Finding the Fourth Proportional to 36,278,687.86, 54,441,443.20 and 13,247,694.31

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Solution

The fourth proportional to 36,278,687.86, 54,441,443.20 and 13,247,694.31 is: 19,880,090.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,278,687.86 : 54,441,443.20 = 13,247,694.31 : x
  2. Step 2: Convert to fraction form
    36,278,687.86/54,441,443.20 = 13,247,694.31/x
  3. Step 3: Cross multiply
    36,278,687.86x = 54,441,443.20 × 13,247,694.31
  4. Step 4: Simplify right side
    36,278,687.86x = 721,223,597,308,828.25
  5. Step 5: Solve for x
    x = 721,223,597,308,828.25/36,278,687.86
  6. Step 6: Final answer
    x = 19,880,090.48

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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.