Home / 12,541,933.20-17,306,971.72-6,960,479.12

Finding the Fourth Proportional to 12,541,933.20, 17,306,971.72 and 6,960,479.12

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Solution

The fourth proportional to 12,541,933.20, 17,306,971.72 and 6,960,479.12 is: 9,604,963.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,933.20 : 17,306,971.72 = 6,960,479.12 : x
  2. Step 2: Convert to fraction form
    12,541,933.20/17,306,971.72 = 6,960,479.12/x
  3. Step 3: Cross multiply
    12,541,933.20x = 17,306,971.72 × 6,960,479.12
  4. Step 4: Simplify right side
    12,541,933.20x = 120,464,815,287,490.48
  5. Step 5: Solve for x
    x = 120,464,815,287,490.48/12,541,933.20
  6. Step 6: Final answer
    x = 9,604,963.87

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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.