Home / 69,087,884-103,667,691.96-28,177,337.12

Finding the Fourth Proportional to 69,087,884, 103,667,691.96 and 28,177,337.12

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Solution

The fourth proportional to 69,087,884, 103,667,691.96 and 28,177,337.12 is: 42,280,633.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,087,884 : 103,667,691.96 = 28,177,337.12 : x
  2. Step 2: Convert to fraction form
    69,087,884/103,667,691.96 = 28,177,337.12/x
  3. Step 3: Cross multiply
    69,087,884x = 103,667,691.96 × 28,177,337.12
  4. Step 4: Simplify right side
    69,087,884x = 2,921,079,504,809,233.50
  5. Step 5: Solve for x
    x = 2,921,079,504,809,233.50/69,087,884
  6. Step 6: Final answer
    x = 42,280,633.53

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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.