Home / 12,348,048.38-17,040,306.76-6,915,540.38

Finding the Fourth Proportional to 12,348,048.38, 17,040,306.76 and 6,915,540.38

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Solution

The fourth proportional to 12,348,048.38, 17,040,306.76 and 6,915,540.38 is: 9,543,445.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348,048.38 : 17,040,306.76 = 6,915,540.38 : x
  2. Step 2: Convert to fraction form
    12,348,048.38/17,040,306.76 = 6,915,540.38/x
  3. Step 3: Cross multiply
    12,348,048.38x = 17,040,306.76 × 6,915,540.38
  4. Step 4: Simplify right side
    12,348,048.38x = 117,842,929,383,876.59
  5. Step 5: Solve for x
    x = 117,842,929,383,876.59/12,348,048.38
  6. Step 6: Final answer
    x = 9,543,445.72

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1.5x scale

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.