Home / 11,126,143.80-16,681,245.30-4,296,871.80

Finding the Fourth Proportional to 11,126,143.80, 16,681,245.30 and 4,296,871.80

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Solution

The fourth proportional to 11,126,143.80, 16,681,245.30 and 4,296,871.80 is: 6,442,229.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,126,143.80 : 16,681,245.30 = 4,296,871.80 : x
  2. Step 2: Convert to fraction form
    11,126,143.80/16,681,245.30 = 4,296,871.80/x
  3. Step 3: Cross multiply
    11,126,143.80x = 16,681,245.30 × 4,296,871.80
  4. Step 4: Simplify right side
    11,126,143.80x = 71,677,172,518,452.55
  5. Step 5: Solve for x
    x = 71,677,172,518,452.55/11,126,143.80
  6. Step 6: Final answer
    x = 6,442,229.56

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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.