Home / 8,161,191.40-12,241,787.10-2,481,406.60

Finding the Fourth Proportional to 8,161,191.40, 12,241,787.10 and 2,481,406.60

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Solution

The fourth proportional to 8,161,191.40, 12,241,787.10 and 2,481,406.60 is: 3,722,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161,191.40 : 12,241,787.10 = 2,481,406.60 : x
  2. Step 2: Convert to fraction form
    8,161,191.40/12,241,787.10 = 2,481,406.60/x
  3. Step 3: Cross multiply
    8,161,191.40x = 12,241,787.10 × 2,481,406.60
  4. Step 4: Simplify right side
    8,161,191.40x = 30,376,851,305,734.86
  5. Step 5: Solve for x
    x = 30,376,851,305,734.86/8,161,191.40
  6. Step 6: Final answer
    x = 3,722,109.90

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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.