Home / 8,160,692.20-12,241,499.10-2,481,101.80

Finding the Fourth Proportional to 8,160,692.20, 12,241,499.10 and 2,481,101.80

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Solution

The fourth proportional to 8,160,692.20, 12,241,499.10 and 2,481,101.80 is: 3,721,792.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,692.20 : 12,241,499.10 = 2,481,101.80 : x
  2. Step 2: Convert to fraction form
    8,160,692.20/12,241,499.10 = 2,481,101.80/x
  3. Step 3: Cross multiply
    8,160,692.20x = 12,241,499.10 × 2,481,101.80
  4. Step 4: Simplify right side
    8,160,692.20x = 30,372,405,451,708.38
  5. Step 5: Solve for x
    x = 30,372,405,451,708.38/8,160,692.20
  6. Step 6: Final answer
    x = 3,721,792.80

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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.