Home / 36,780,998.39-50,761,764.40-20,262,815.65

Finding the Fourth Proportional to 36,780,998.39, 50,761,764.40 and 20,262,815.65

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Solution

The fourth proportional to 36,780,998.39, 50,761,764.40 and 20,262,815.65 is: 27,964,881.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780,998.39 : 50,761,764.40 = 20,262,815.65 : x
  2. Step 2: Convert to fraction form
    36,780,998.39/50,761,764.40 = 20,262,815.65/x
  3. Step 3: Cross multiply
    36,780,998.39x = 50,761,764.40 × 20,262,815.65
  4. Step 4: Simplify right side
    36,780,998.39x = 1,028,576,274,156,720.88
  5. Step 5: Solve for x
    x = 1,028,576,274,156,720.88/36,780,998.39
  6. Step 6: Final answer
    x = 27,964,881.85

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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.