Home / 8,099,991.40-12,150,131.10-2,420,285.80

Finding the Fourth Proportional to 8,099,991.40, 12,150,131.10 and 2,420,285.80

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Solution

The fourth proportional to 8,099,991.40, 12,150,131.10 and 2,420,285.80 is: 3,630,471.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099,991.40 : 12,150,131.10 = 2,420,285.80 : x
  2. Step 2: Convert to fraction form
    8,099,991.40/12,150,131.10 = 2,420,285.80/x
  3. Step 3: Cross multiply
    8,099,991.40x = 12,150,131.10 × 2,420,285.80
  4. Step 4: Simplify right side
    8,099,991.40x = 29,406,789,769,468.38
  5. Step 5: Solve for x
    x = 29,406,789,769,468.38/8,099,991.40
  6. Step 6: Final answer
    x = 3,630,471.73

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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.