Home / 36,471,540.25-50,333,454.80-20,790,936.87

Finding the Fourth Proportional to 36,471,540.25, 50,333,454.80 and 20,790,936.87

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Solution

The fourth proportional to 36,471,540.25, 50,333,454.80 and 20,790,936.87 is: 28,693,048.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,471,540.25 : 50,333,454.80 = 20,790,936.87 : x
  2. Step 2: Convert to fraction form
    36,471,540.25/50,333,454.80 = 20,790,936.87/x
  3. Step 3: Cross multiply
    36,471,540.25x = 50,333,454.80 × 20,790,936.87
  4. Step 4: Simplify right side
    36,471,540.25x = 1,046,479,681,195,798.50
  5. Step 5: Solve for x
    x = 1,046,479,681,195,798.50/36,471,540.25
  6. Step 6: Final answer
    x = 28,693,048.72

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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.