Home / 8,306,907.60-12,451,504.05-3,187,359.30

Finding the Fourth Proportional to 8,306,907.60, 12,451,504.05 and 3,187,359.30

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Solution

The fourth proportional to 8,306,907.60, 12,451,504.05 and 3,187,359.30 is: 4,777,640.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,306,907.60 : 12,451,504.05 = 3,187,359.30 : x
  2. Step 2: Convert to fraction form
    8,306,907.60/12,451,504.05 = 3,187,359.30/x
  3. Step 3: Cross multiply
    8,306,907.60x = 12,451,504.05 × 3,187,359.30
  4. Step 4: Simplify right side
    8,306,907.60x = 39,687,417,232,755.16
  5. Step 5: Solve for x
    x = 39,687,417,232,755.16/8,306,907.60
  6. Step 6: Final answer
    x = 4,777,640.39

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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.