Home / 29,509,198.38-40,722,614.60-16,456,471.61

Finding the Fourth Proportional to 29,509,198.38, 40,722,614.60 and 16,456,471.61

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Solution

The fourth proportional to 29,509,198.38, 40,722,614.60 and 16,456,471.61 is: 22,709,886.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,509,198.38 : 40,722,614.60 = 16,456,471.61 : x
  2. Step 2: Convert to fraction form
    29,509,198.38/40,722,614.60 = 16,456,471.61/x
  3. Step 3: Cross multiply
    29,509,198.38x = 40,722,614.60 × 16,456,471.61
  4. Step 4: Simplify right side
    29,509,198.38x = 670,150,550,763,976.12
  5. Step 5: Solve for x
    x = 670,150,550,763,976.12/29,509,198.38
  6. Step 6: Final answer
    x = 22,709,886.66

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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.