Home / 10,780,304.80-16,170,716.40-3,207,517.60

Finding the Fourth Proportional to 10,780,304.80, 16,170,716.40 and 3,207,517.60

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Solution

The fourth proportional to 10,780,304.80, 16,170,716.40 and 3,207,517.60 is: 4,811,353.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,780,304.80 : 16,170,716.40 = 3,207,517.60 : x
  2. Step 2: Convert to fraction form
    10,780,304.80/16,170,716.40 = 3,207,517.60/x
  3. Step 3: Cross multiply
    10,780,304.80x = 16,170,716.40 × 3,207,517.60
  4. Step 4: Simplify right side
    10,780,304.80x = 51,867,857,457,608.64
  5. Step 5: Solve for x
    x = 51,867,857,457,608.64/10,780,304.80
  6. Step 6: Final answer
    x = 4,811,353.52

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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.