Home / 8,259,691.01-12,389,780.73-3,942,196.11

Finding the Fourth Proportional to 8,259,691.01, 12,389,780.73 and 3,942,196.11

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Solution

The fourth proportional to 8,259,691.01, 12,389,780.73 and 3,942,196.11 is: 5,913,410.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,259,691.01 : 12,389,780.73 = 3,942,196.11 : x
  2. Step 2: Convert to fraction form
    8,259,691.01/12,389,780.73 = 3,942,196.11/x
  3. Step 3: Cross multiply
    8,259,691.01x = 12,389,780.73 × 3,942,196.11
  4. Step 4: Simplify right side
    8,259,691.01x = 48,842,945,397,558.96
  5. Step 5: Solve for x
    x = 48,842,945,397,558.96/8,259,691.01
  6. Step 6: Final answer
    x = 5,913,410.73

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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.