Home / 18,118,581.48-27,194,668.38-9,149,432.04

Finding the Fourth Proportional to 18,118,581.48, 27,194,668.38 and 9,149,432.04

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Solution

The fourth proportional to 18,118,581.48, 27,194,668.38 and 9,149,432.04 is: 13,732,629.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118,581.48 : 27,194,668.38 = 9,149,432.04 : x
  2. Step 2: Convert to fraction form
    18,118,581.48/27,194,668.38 = 9,149,432.04/x
  3. Step 3: Cross multiply
    18,118,581.48x = 27,194,668.38 × 9,149,432.04
  4. Step 4: Simplify right side
    18,118,581.48x = 248,815,770,193,146.88
  5. Step 5: Solve for x
    x = 248,815,770,193,146.88/18,118,581.48
  6. Step 6: Final answer
    x = 13,732,629.70

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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.