Home / 34,129,245.10-51,206,760.93-20,491,900.42

Finding the Fourth Proportional to 34,129,245.10, 51,206,760.93 and 20,491,900.42

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Solution

The fourth proportional to 34,129,245.10, 51,206,760.93 and 20,491,900.42 is: 30,745,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,129,245.10 : 51,206,760.93 = 20,491,900.42 : x
  2. Step 2: Convert to fraction form
    34,129,245.10/51,206,760.93 = 20,491,900.42/x
  3. Step 3: Cross multiply
    34,129,245.10x = 51,206,760.93 × 20,491,900.42
  4. Step 4: Simplify right side
    34,129,245.10x = 1,049,323,845,808,306.62
  5. Step 5: Solve for x
    x = 1,049,323,845,808,306.62/34,129,245.10
  6. Step 6: Final answer
    x = 30,745,592.02

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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.