Home / 17,098,519.40-25,591,791.90-13,291,389.80

Finding the Fourth Proportional to 17,098,519.40, 25,591,791.90 and 13,291,389.80

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Solution

The fourth proportional to 17,098,519.40, 25,591,791.90 and 13,291,389.80 is: 19,893,563.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,098,519.40 : 25,591,791.90 = 13,291,389.80 : x
  2. Step 2: Convert to fraction form
    17,098,519.40/25,591,791.90 = 13,291,389.80/x
  3. Step 3: Cross multiply
    17,098,519.40x = 25,591,791.90 × 13,291,389.80
  4. Step 4: Simplify right side
    17,098,519.40x = 340,150,481,823,382.62
  5. Step 5: Solve for x
    x = 340,150,481,823,382.62/17,098,519.40
  6. Step 6: Final answer
    x = 19,893,563.52

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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.