Home / 10,791,091.80-16,172,859.60-4,394,116.80

Finding the Fourth Proportional to 10,791,091.80, 16,172,859.60 and 4,394,116.80

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Solution

The fourth proportional to 10,791,091.80, 16,172,859.60 and 4,394,116.80 is: 6,585,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,791,091.80 : 16,172,859.60 = 4,394,116.80 : x
  2. Step 2: Convert to fraction form
    10,791,091.80/16,172,859.60 = 4,394,116.80/x
  3. Step 3: Cross multiply
    10,791,091.80x = 16,172,859.60 × 4,394,116.80
  4. Step 4: Simplify right side
    10,791,091.80x = 71,065,434,072,401.28
  5. Step 5: Solve for x
    x = 71,065,434,072,401.28/10,791,091.80
  6. Step 6: Final answer
    x = 6,585,564.78

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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.