Home / 15,980,851.38-23,988,335.79-6,887,436.66

Finding the Fourth Proportional to 15,980,851.38, 23,988,335.79 and 6,887,436.66

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Solution

The fourth proportional to 15,980,851.38, 23,988,335.79 and 6,887,436.66 is: 10,338,506.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,980,851.38 : 23,988,335.79 = 6,887,436.66 : x
  2. Step 2: Convert to fraction form
    15,980,851.38/23,988,335.79 = 6,887,436.66/x
  3. Step 3: Cross multiply
    15,980,851.38x = 23,988,335.79 × 6,887,436.66
  4. Step 4: Simplify right side
    15,980,851.38x = 165,218,143,332,436.06
  5. Step 5: Solve for x
    x = 165,218,143,332,436.06/15,980,851.38
  6. Step 6: Final answer
    x = 10,338,506.97

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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.