Home / 8,669,489.15-13,005,001.85-2,279,741.50

Finding the Fourth Proportional to 8,669,489.15, 13,005,001.85 and 2,279,741.50

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Solution

The fourth proportional to 8,669,489.15, 13,005,001.85 and 2,279,741.50 is: 3,419,814.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669,489.15 : 13,005,001.85 = 2,279,741.50 : x
  2. Step 2: Convert to fraction form
    8,669,489.15/13,005,001.85 = 2,279,741.50/x
  3. Step 3: Cross multiply
    8,669,489.15x = 13,005,001.85 × 2,279,741.50
  4. Step 4: Simplify right side
    8,669,489.15x = 29,648,042,381,110.57
  5. Step 5: Solve for x
    x = 29,648,042,381,110.57/8,669,489.15
  6. Step 6: Final answer
    x = 3,419,814.23

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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.