Home / 8,071,351.56-12,109,915.80-3,458,401.56

Finding the Fourth Proportional to 8,071,351.56, 12,109,915.80 and 3,458,401.56

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Solution

The fourth proportional to 8,071,351.56, 12,109,915.80 and 3,458,401.56 is: 5,188,839.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,351.56 : 12,109,915.80 = 3,458,401.56 : x
  2. Step 2: Convert to fraction form
    8,071,351.56/12,109,915.80 = 3,458,401.56/x
  3. Step 3: Cross multiply
    8,071,351.56x = 12,109,915.80 × 3,458,401.56
  4. Step 4: Simplify right side
    8,071,351.56x = 41,880,951,694,188.65
  5. Step 5: Solve for x
    x = 41,880,951,694,188.65/8,071,351.56
  6. Step 6: Final answer
    x = 5,188,839.98

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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.