Home / 8,394,774.20-12,589,050.90-2,715,183.80

Finding the Fourth Proportional to 8,394,774.20, 12,589,050.90 and 2,715,183.80

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Solution

The fourth proportional to 8,394,774.20, 12,589,050.90 and 2,715,183.80 is: 4,071,769.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,394,774.20 : 12,589,050.90 = 2,715,183.80 : x
  2. Step 2: Convert to fraction form
    8,394,774.20/12,589,050.90 = 2,715,183.80/x
  3. Step 3: Cross multiply
    8,394,774.20x = 12,589,050.90 × 2,715,183.80
  4. Step 4: Simplify right side
    8,394,774.20x = 34,181,587,061,055.42
  5. Step 5: Solve for x
    x = 34,181,587,061,055.42/8,394,774.20
  6. Step 6: Final answer
    x = 4,071,769.68

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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.