Home / 17,378,891.40-26,073,002.70-15,498,654.60

Finding the Fourth Proportional to 17,378,891.40, 26,073,002.70 and 15,498,654.60

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Solution

The fourth proportional to 17,378,891.40, 26,073,002.70 and 15,498,654.60 is: 23,252,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378,891.40 : 26,073,002.70 = 15,498,654.60 : x
  2. Step 2: Convert to fraction form
    17,378,891.40/26,073,002.70 = 15,498,654.60/x
  3. Step 3: Cross multiply
    17,378,891.40x = 26,073,002.70 × 15,498,654.60
  4. Step 4: Simplify right side
    17,378,891.40x = 404,096,463,232,167.38
  5. Step 5: Solve for x
    x = 404,096,463,232,167.38/17,378,891.40
  6. Step 6: Final answer
    x = 23,252,142.72

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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.