Home / 50,690,254.12-69,953,926.16-28,667,046.87

Finding the Fourth Proportional to 50,690,254.12, 69,953,926.16 and 28,667,046.87

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Solution

The fourth proportional to 50,690,254.12, 69,953,926.16 and 28,667,046.87 is: 39,561,302.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,690,254.12 : 69,953,926.16 = 28,667,046.87 : x
  2. Step 2: Convert to fraction form
    50,690,254.12/69,953,926.16 = 28,667,046.87/x
  3. Step 3: Cross multiply
    50,690,254.12x = 69,953,926.16 × 28,667,046.87
  4. Step 4: Simplify right side
    50,690,254.12x = 2,005,372,480,040,906.75
  5. Step 5: Solve for x
    x = 2,005,372,480,040,906.75/50,690,254.12
  6. Step 6: Final answer
    x = 39,561,302.56

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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.