Home / 8,091,781.95-12,129,195.33-3,770,268.84

Finding the Fourth Proportional to 8,091,781.95, 12,129,195.33 and 3,770,268.84

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Solution

The fourth proportional to 8,091,781.95, 12,129,195.33 and 3,770,268.84 is: 5,651,453.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091,781.95 : 12,129,195.33 = 3,770,268.84 : x
  2. Step 2: Convert to fraction form
    8,091,781.95/12,129,195.33 = 3,770,268.84/x
  3. Step 3: Cross multiply
    8,091,781.95x = 12,129,195.33 × 3,770,268.84
  4. Step 4: Simplify right side
    8,091,781.95x = 45,730,327,206,972.52
  5. Step 5: Solve for x
    x = 45,730,327,206,972.52/8,091,781.95
  6. Step 6: Final answer
    x = 5,651,453.23

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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.