Home / 18,367,909.32-27,555,849.89-5,588,081.88

Finding the Fourth Proportional to 18,367,909.32, 27,555,849.89 and 5,588,081.88

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Solution

The fourth proportional to 18,367,909.32, 27,555,849.89 and 5,588,081.88 is: 8,383,335.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,367,909.32 : 27,555,849.89 = 5,588,081.88 : x
  2. Step 2: Convert to fraction form
    18,367,909.32/27,555,849.89 = 5,588,081.88/x
  3. Step 3: Cross multiply
    18,367,909.32x = 27,555,849.89 × 5,588,081.88
  4. Step 4: Simplify right side
    18,367,909.32x = 153,984,345,458,309
  5. Step 5: Solve for x
    x = 153,984,345,458,309/18,367,909.32
  6. Step 6: Final answer
    x = 8,383,335.46

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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.