Home / 8,458,234.20-12,687,351.30-4,206,706.20

Finding the Fourth Proportional to 8,458,234.20, 12,687,351.30 and 4,206,706.20

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Solution

The fourth proportional to 8,458,234.20, 12,687,351.30 and 4,206,706.20 is: 6,310,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,234.20 : 12,687,351.30 = 4,206,706.20 : x
  2. Step 2: Convert to fraction form
    8,458,234.20/12,687,351.30 = 4,206,706.20/x
  3. Step 3: Cross multiply
    8,458,234.20x = 12,687,351.30 × 4,206,706.20
  4. Step 4: Simplify right side
    8,458,234.20x = 53,371,959,375,288.06
  5. Step 5: Solve for x
    x = 53,371,959,375,288.06/8,458,234.20
  6. Step 6: Final answer
    x = 6,310,059.30

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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.