Home / 6,836,872.14-9,434,722.59-3,781,020.78

Finding the Fourth Proportional to 6,836,872.14, 9,434,722.59 and 3,781,020.78

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Solution

The fourth proportional to 6,836,872.14, 9,434,722.59 and 3,781,020.78 is: 5,217,719.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,836,872.14 : 9,434,722.59 = 3,781,020.78 : x
  2. Step 2: Convert to fraction form
    6,836,872.14/9,434,722.59 = 3,781,020.78/x
  3. Step 3: Cross multiply
    6,836,872.14x = 9,434,722.59 × 3,781,020.78
  4. Step 4: Simplify right side
    6,836,872.14x = 35,672,882,166,325.41
  5. Step 5: Solve for x
    x = 35,672,882,166,325.41/6,836,872.14
  6. Step 6: Final answer
    x = 5,217,719.66

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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.