Home / 22,857,053.36-31,542,022.20-12,543,511.28

Finding the Fourth Proportional to 22,857,053.36, 31,542,022.20 and 12,543,511.28

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Solution

The fourth proportional to 22,857,053.36, 31,542,022.20 and 12,543,511.28 is: 17,309,655.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,857,053.36 : 31,542,022.20 = 12,543,511.28 : x
  2. Step 2: Convert to fraction form
    22,857,053.36/31,542,022.20 = 12,543,511.28/x
  3. Step 3: Cross multiply
    22,857,053.36x = 31,542,022.20 × 12,543,511.28
  4. Step 4: Simplify right side
    22,857,053.36x = 395,647,711,259,710.38
  5. Step 5: Solve for x
    x = 395,647,711,259,710.38/22,857,053.36
  6. Step 6: Final answer
    x = 17,309,655.14

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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.