Home / 31,542,273.20-47,309,910.60-8,825,466.80

Finding the Fourth Proportional to 31,542,273.20, 47,309,910.60 and 8,825,466.80

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Solution

The fourth proportional to 31,542,273.20, 47,309,910.60 and 8,825,466.80 is: 13,237,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,542,273.20 : 47,309,910.60 = 8,825,466.80 : x
  2. Step 2: Convert to fraction form
    31,542,273.20/47,309,910.60 = 8,825,466.80/x
  3. Step 3: Cross multiply
    31,542,273.20x = 47,309,910.60 × 8,825,466.80
  4. Step 4: Simplify right side
    31,542,273.20x = 417,532,045,311,268.12
  5. Step 5: Solve for x
    x = 417,532,045,311,268.12/31,542,273.20
  6. Step 6: Final answer
    x = 13,237,221.13

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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.