Home / 12,711,763.12-17,541,488.19-6,910,494.12

Finding the Fourth Proportional to 12,711,763.12, 17,541,488.19 and 6,910,494.12

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Solution

The fourth proportional to 12,711,763.12, 17,541,488.19 and 6,910,494.12 is: 9,536,076.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,711,763.12 : 17,541,488.19 = 6,910,494.12 : x
  2. Step 2: Convert to fraction form
    12,711,763.12/17,541,488.19 = 6,910,494.12/x
  3. Step 3: Cross multiply
    12,711,763.12x = 17,541,488.19 × 6,910,494.12
  4. Step 4: Simplify right side
    12,711,763.12x = 121,220,350,993,044.45
  5. Step 5: Solve for x
    x = 121,220,350,993,044.45/12,711,763.12
  6. Step 6: Final answer
    x = 9,536,076.93

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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.