Home / 17,731,515.20-26,609,082.60-8,141,957.60

Finding the Fourth Proportional to 17,731,515.20, 26,609,082.60 and 8,141,957.60

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Solution

The fourth proportional to 17,731,515.20, 26,609,082.60 and 8,141,957.60 is: 12,218,359.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731,515.20 : 26,609,082.60 = 8,141,957.60 : x
  2. Step 2: Convert to fraction form
    17,731,515.20/26,609,082.60 = 8,141,957.60/x
  3. Step 3: Cross multiply
    17,731,515.20x = 26,609,082.60 × 8,141,957.60
  4. Step 4: Simplify right side
    17,731,515.20x = 216,650,022,304,097.75
  5. Step 5: Solve for x
    x = 216,650,022,304,097.75/17,731,515.20
  6. Step 6: Final answer
    x = 12,218,359.22

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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.