Home / 15,756,963.12-23,635,451.16-12,167,976.24

Finding the Fourth Proportional to 15,756,963.12, 23,635,451.16 and 12,167,976.24

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Solution

The fourth proportional to 15,756,963.12, 23,635,451.16 and 12,167,976.24 is: 18,251,969.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756,963.12 : 23,635,451.16 = 12,167,976.24 : x
  2. Step 2: Convert to fraction form
    15,756,963.12/23,635,451.16 = 12,167,976.24/x
  3. Step 3: Cross multiply
    15,756,963.12x = 23,635,451.16 × 12,167,976.24
  4. Step 4: Simplify right side
    15,756,963.12x = 287,595,608,136,560.44
  5. Step 5: Solve for x
    x = 287,595,608,136,560.44/15,756,963.12
  6. Step 6: Final answer
    x = 18,251,969.36

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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.