Home / 17,131,903.20-25,647,365.88-15,006,139.20

Finding the Fourth Proportional to 17,131,903.20, 25,647,365.88 and 15,006,139.20

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Solution

The fourth proportional to 17,131,903.20, 25,647,365.88 and 15,006,139.20 is: 22,464,984.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,131,903.20 : 25,647,365.88 = 15,006,139.20 : x
  2. Step 2: Convert to fraction form
    17,131,903.20/25,647,365.88 = 15,006,139.20/x
  3. Step 3: Cross multiply
    17,131,903.20x = 25,647,365.88 × 15,006,139.20
  4. Step 4: Simplify right side
    17,131,903.20x = 384,867,942,508,610.44
  5. Step 5: Solve for x
    x = 384,867,942,508,610.44/17,131,903.20
  6. Step 6: Final answer
    x = 22,464,984.66

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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.