Home / 12,469,586.10-18,667,054.35-11,125,893.30

Finding the Fourth Proportional to 12,469,586.10, 18,667,054.35 and 11,125,893.30

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Solution

The fourth proportional to 12,469,586.10, 18,667,054.35 and 11,125,893.30 is: 16,655,537.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,586.10 : 18,667,054.35 = 11,125,893.30 : x
  2. Step 2: Convert to fraction form
    12,469,586.10/18,667,054.35 = 11,125,893.30/x
  3. Step 3: Cross multiply
    12,469,586.10x = 18,667,054.35 × 11,125,893.30
  4. Step 4: Simplify right side
    12,469,586.10x = 207,687,654,923,400.88
  5. Step 5: Solve for x
    x = 207,687,654,923,400.88/12,469,586.10
  6. Step 6: Final answer
    x = 16,655,537.18

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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.