Home / 22,566,942.33-31,143,273.35-12,643,910.61

Finding the Fourth Proportional to 22,566,942.33, 31,143,273.35 and 12,643,910.61

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Solution

The fourth proportional to 22,566,942.33, 31,143,273.35 and 12,643,910.61 is: 17,449,096.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,566,942.33 : 31,143,273.35 = 12,643,910.61 : x
  2. Step 2: Convert to fraction form
    22,566,942.33/31,143,273.35 = 12,643,910.61/x
  3. Step 3: Cross multiply
    22,566,942.33x = 31,143,273.35 × 12,643,910.61
  4. Step 4: Simplify right side
    22,566,942.33x = 393,772,764,340,195.25
  5. Step 5: Solve for x
    x = 393,772,764,340,195.25/22,566,942.33
  6. Step 6: Final answer
    x = 17,449,096.94

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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.