Home / 11,711,738.46-17,542,022.13-4,867,560.78

Finding the Fourth Proportional to 11,711,738.46, 17,542,022.13 and 4,867,560.78

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Solution

The fourth proportional to 11,711,738.46, 17,542,022.13 and 4,867,560.78 is: 7,290,707.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,711,738.46 : 17,542,022.13 = 4,867,560.78 : x
  2. Step 2: Convert to fraction form
    11,711,738.46/17,542,022.13 = 4,867,560.78/x
  3. Step 3: Cross multiply
    11,711,738.46x = 17,542,022.13 × 4,867,560.78
  4. Step 4: Simplify right side
    11,711,738.46x = 85,386,858,921,880.06
  5. Step 5: Solve for x
    x = 85,386,858,921,880.06/11,711,738.46
  6. Step 6: Final answer
    x = 7,290,707.46

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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.