Home / 8,906,817.35-12,287,754.51-5,419,360.34

Finding the Fourth Proportional to 8,906,817.35, 12,287,754.51 and 5,419,360.34

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Solution

The fourth proportional to 8,906,817.35, 12,287,754.51 and 5,419,360.34 is: 7,476,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906,817.35 : 12,287,754.51 = 5,419,360.34 : x
  2. Step 2: Convert to fraction form
    8,906,817.35/12,287,754.51 = 5,419,360.34/x
  3. Step 3: Cross multiply
    8,906,817.35x = 12,287,754.51 × 5,419,360.34
  4. Step 4: Simplify right side
    8,906,817.35x = 66,591,769,397,711.36
  5. Step 5: Solve for x
    x = 66,591,769,397,711.36/8,906,817.35
  6. Step 6: Final answer
    x = 7,476,494.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.