Home / 12,463,676.60-18,693,570.90-3,946,105.40

Finding the Fourth Proportional to 12,463,676.60, 18,693,570.90 and 3,946,105.40

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Solution

The fourth proportional to 12,463,676.60, 18,693,570.90 and 3,946,105.40 is: 5,918,542.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,676.60 : 18,693,570.90 = 3,946,105.40 : x
  2. Step 2: Convert to fraction form
    12,463,676.60/18,693,570.90 = 3,946,105.40/x
  3. Step 3: Cross multiply
    12,463,676.60x = 18,693,570.90 × 3,946,105.40
  4. Step 4: Simplify right side
    12,463,676.60x = 73,766,801,073,772.86
  5. Step 5: Solve for x
    x = 73,766,801,073,772.86/12,463,676.60
  6. Step 6: Final answer
    x = 5,918,542.61

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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.