Home / 12,491,202.72-17,247,629.52-9,585,991.92

Finding the Fourth Proportional to 12,491,202.72, 17,247,629.52 and 9,585,991.92

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Solution

The fourth proportional to 12,491,202.72, 17,247,629.52 and 9,585,991.92 is: 13,236,166.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,491,202.72 : 17,247,629.52 = 9,585,991.92 : x
  2. Step 2: Convert to fraction form
    12,491,202.72/17,247,629.52 = 9,585,991.92/x
  3. Step 3: Cross multiply
    12,491,202.72x = 17,247,629.52 × 9,585,991.92
  4. Step 4: Simplify right side
    12,491,202.72x = 165,335,637,217,873.47
  5. Step 5: Solve for x
    x = 165,335,637,217,873.47/12,491,202.72
  6. Step 6: Final answer
    x = 13,236,166.36

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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.