Home / 47,621,077.50-71,443,609.92-13,542,423.39

Finding the Fourth Proportional to 47,621,077.50, 71,443,609.92 and 13,542,423.39

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Solution

The fourth proportional to 47,621,077.50, 71,443,609.92 and 13,542,423.39 is: 20,317,045.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,621,077.50 : 71,443,609.92 = 13,542,423.39 : x
  2. Step 2: Convert to fraction form
    47,621,077.50/71,443,609.92 = 13,542,423.39/x
  3. Step 3: Cross multiply
    47,621,077.50x = 71,443,609.92 × 13,542,423.39
  4. Step 4: Simplify right side
    47,621,077.50x = 967,519,614,046,644.12
  5. Step 5: Solve for x
    x = 967,519,614,046,644.12/47,621,077.50
  6. Step 6: Final answer
    x = 20,317,045.83

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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.