Home / 8,394,773.20-12,589,049.40-2,715,182.80

Finding the Fourth Proportional to 8,394,773.20, 12,589,049.40 and 2,715,182.80

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Solution

The fourth proportional to 8,394,773.20, 12,589,049.40 and 2,715,182.80 is: 4,071,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,773.20 : 12,589,049.40 = 2,715,182.80 : x
  2. Step 2: Convert to fraction form
    8,394,773.20/12,589,049.40 = 2,715,182.80/x
  3. Step 3: Cross multiply
    8,394,773.20x = 12,589,049.40 × 2,715,182.80
  4. Step 4: Simplify right side
    8,394,773.20x = 34,181,570,399,230.32
  5. Step 5: Solve for x
    x = 34,181,570,399,230.32/8,394,773.20
  6. Step 6: Final answer
    x = 4,071,768.18

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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.