Home / 10,656,016.04-15,985,034.10-2,979,660.80

Finding the Fourth Proportional to 10,656,016.04, 15,985,034.10 and 2,979,660.80

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Solution

The fourth proportional to 10,656,016.04, 15,985,034.10 and 2,979,660.80 is: 4,469,773.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656,016.04 : 15,985,034.10 = 2,979,660.80 : x
  2. Step 2: Convert to fraction form
    10,656,016.04/15,985,034.10 = 2,979,660.80/x
  3. Step 3: Cross multiply
    10,656,016.04x = 15,985,034.10 × 2,979,660.80
  4. Step 4: Simplify right side
    10,656,016.04x = 47,629,979,494,433.27
  5. Step 5: Solve for x
    x = 47,629,979,494,433.27/10,656,016.04
  6. Step 6: Final answer
    x = 4,469,773.63

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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.