Home / 39,797,902.80-59,696,854.20-31,138,549.20

Finding the Fourth Proportional to 39,797,902.80, 59,696,854.20 and 31,138,549.20

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Solution

The fourth proportional to 39,797,902.80, 59,696,854.20 and 31,138,549.20 is: 46,707,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,797,902.80 : 59,696,854.20 = 31,138,549.20 : x
  2. Step 2: Convert to fraction form
    39,797,902.80/59,696,854.20 = 31,138,549.20/x
  3. Step 3: Cross multiply
    39,797,902.80x = 59,696,854.20 × 31,138,549.20
  4. Step 4: Simplify right side
    39,797,902.80x = 1,858,873,431,591,926.75
  5. Step 5: Solve for x
    x = 1,858,873,431,591,926.75/39,797,902.80
  6. Step 6: Final answer
    x = 46,707,823.80

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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.