Home / 18,661,877.52-27,988,617.24-6,694,613.52

Finding the Fourth Proportional to 18,661,877.52, 27,988,617.24 and 6,694,613.52

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Solution

The fourth proportional to 18,661,877.52, 27,988,617.24 and 6,694,613.52 is: 10,040,413.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,661,877.52 : 27,988,617.24 = 6,694,613.52 : x
  2. Step 2: Convert to fraction form
    18,661,877.52/27,988,617.24 = 6,694,613.52/x
  3. Step 3: Cross multiply
    18,661,877.52x = 27,988,617.24 × 6,694,613.52
  4. Step 4: Simplify right side
    18,661,877.52x = 187,372,975,381,009.06
  5. Step 5: Solve for x
    x = 187,372,975,381,009.06/18,661,877.52
  6. Step 6: Final answer
    x = 10,040,413.95

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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.