Home / 64,073,436.18-88,396,936.92-47,368,287.78

Finding the Fourth Proportional to 64,073,436.18, 88,396,936.92 and 47,368,287.78

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Solution

The fourth proportional to 64,073,436.18, 88,396,936.92 and 47,368,287.78 is: 65,350,194.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,073,436.18 : 88,396,936.92 = 47,368,287.78 : x
  2. Step 2: Convert to fraction form
    64,073,436.18/88,396,936.92 = 47,368,287.78/x
  3. Step 3: Cross multiply
    64,073,436.18x = 88,396,936.92 × 47,368,287.78
  4. Step 4: Simplify right side
    64,073,436.18x = 4,187,211,546,897,067
  5. Step 5: Solve for x
    x = 4,187,211,546,897,067/64,073,436.18
  6. Step 6: Final answer
    x = 65,350,194.97

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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.