Home / 66,790,622.27-100,116,009.40-27,951,327.05

Finding the Fourth Proportional to 66,790,622.27, 100,116,009.40 and 27,951,327.05

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Solution

The fourth proportional to 66,790,622.27, 100,116,009.40 and 27,951,327.05 is: 41,897,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,790,622.27 : 100,116,009.40 = 27,951,327.05 : x
  2. Step 2: Convert to fraction form
    66,790,622.27/100,116,009.40 = 27,951,327.05/x
  3. Step 3: Cross multiply
    66,790,622.27x = 100,116,009.40 × 27,951,327.05
  4. Step 4: Simplify right side
    66,790,622.27x = 2,798,375,321,860,685.50
  5. Step 5: Solve for x
    x = 2,798,375,321,860,685.50/66,790,622.27
  6. Step 6: Final answer
    x = 41,897,727.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.