Home / 11,278,474.28-16,918,363.64-3,190,772.41

Finding the Fourth Proportional to 11,278,474.28, 16,918,363.64 and 3,190,772.41

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Solution

The fourth proportional to 11,278,474.28, 16,918,363.64 and 3,190,772.41 is: 4,786,343.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,278,474.28 : 16,918,363.64 = 3,190,772.41 : x
  2. Step 2: Convert to fraction form
    11,278,474.28/16,918,363.64 = 3,190,772.41/x
  3. Step 3: Cross multiply
    11,278,474.28x = 16,918,363.64 × 3,190,772.41
  4. Step 4: Simplify right side
    11,278,474.28x = 53,982,647,924,859.18
  5. Step 5: Solve for x
    x = 53,982,647,924,859.18/11,278,474.28
  6. Step 6: Final answer
    x = 4,786,343.13

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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.