Home / 11,147,659.20-16,721,540.64-3,060,748.80

Finding the Fourth Proportional to 11,147,659.20, 16,721,540.64 and 3,060,748.80

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Solution

The fourth proportional to 11,147,659.20, 16,721,540.64 and 3,060,748.80 is: 4,591,137.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,147,659.20 : 16,721,540.64 = 3,060,748.80 : x
  2. Step 2: Convert to fraction form
    11,147,659.20/16,721,540.64 = 3,060,748.80/x
  3. Step 3: Cross multiply
    11,147,659.20x = 16,721,540.64 × 3,060,748.80
  4. Step 4: Simplify right side
    11,147,659.20x = 51,180,435,448,031.23
  5. Step 5: Solve for x
    x = 51,180,435,448,031.23/11,147,659.20
  6. Step 6: Final answer
    x = 4,591,137.43

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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.