Home / 6,874,503.40-9,491,127.78-6,227,540.20

Finding the Fourth Proportional to 6,874,503.40, 9,491,127.78 and 6,227,540.20

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Solution

The fourth proportional to 6,874,503.40, 9,491,127.78 and 6,227,540.20 is: 8,597,912.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874,503.40 : 9,491,127.78 = 6,227,540.20 : x
  2. Step 2: Convert to fraction form
    6,874,503.40/9,491,127.78 = 6,227,540.20/x
  3. Step 3: Cross multiply
    6,874,503.40x = 9,491,127.78 × 6,227,540.20
  4. Step 4: Simplify right side
    6,874,503.40x = 59,106,379,793,286.75
  5. Step 5: Solve for x
    x = 59,106,379,793,286.75/6,874,503.40
  6. Step 6: Final answer
    x = 8,597,912.66

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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.