Home / 11,381,306.80-17,071,960.20-10,185,564.55

Finding the Fourth Proportional to 11,381,306.80, 17,071,960.20 and 10,185,564.55

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Solution

The fourth proportional to 11,381,306.80, 17,071,960.20 and 10,185,564.55 is: 15,278,346.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381,306.80 : 17,071,960.20 = 10,185,564.55 : x
  2. Step 2: Convert to fraction form
    11,381,306.80/17,071,960.20 = 10,185,564.55/x
  3. Step 3: Cross multiply
    11,381,306.80x = 17,071,960.20 × 10,185,564.55
  4. Step 4: Simplify right side
    11,381,306.80x = 173,887,552,612,130.91
  5. Step 5: Solve for x
    x = 173,887,552,612,130.91/11,381,306.80
  6. Step 6: Final answer
    x = 15,278,346.83

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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.