Home / 18,211,598.91-25,132,073.16-9,951,662.18

Finding the Fourth Proportional to 18,211,598.91, 25,132,073.16 and 9,951,662.18

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Solution

The fourth proportional to 18,211,598.91, 25,132,073.16 and 9,951,662.18 is: 13,733,330.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211,598.91 : 25,132,073.16 = 9,951,662.18 : x
  2. Step 2: Convert to fraction form
    18,211,598.91/25,132,073.16 = 9,951,662.18/x
  3. Step 3: Cross multiply
    18,211,598.91x = 25,132,073.16 × 9,951,662.18
  4. Step 4: Simplify right side
    18,211,598.91x = 250,105,901,996,244.25
  5. Step 5: Solve for x
    x = 250,105,901,996,244.25/18,211,598.91
  6. Step 6: Final answer
    x = 13,733,330.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.