Home / 8,899,456.79-13,350,517.74-3,221,009.71

Finding the Fourth Proportional to 8,899,456.79, 13,350,517.74 and 3,221,009.71

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Solution

The fourth proportional to 8,899,456.79, 13,350,517.74 and 3,221,009.71 is: 4,831,996.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,899,456.79 : 13,350,517.74 = 3,221,009.71 : x
  2. Step 2: Convert to fraction form
    8,899,456.79/13,350,517.74 = 3,221,009.71/x
  3. Step 3: Cross multiply
    8,899,456.79x = 13,350,517.74 × 3,221,009.71
  4. Step 4: Simplify right side
    8,899,456.79x = 43,002,147,240,690.96
  5. Step 5: Solve for x
    x = 43,002,147,240,690.96/8,899,456.79
  6. Step 6: Final answer
    x = 4,831,996.86

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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.