Home / 31,443,589.90-47,166,011.22-8,414,486.04

Finding the Fourth Proportional to 31,443,589.90, 47,166,011.22 and 8,414,486.04

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Solution

The fourth proportional to 31,443,589.90, 47,166,011.22 and 8,414,486.04 is: 12,621,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,443,589.90 : 47,166,011.22 = 8,414,486.04 : x
  2. Step 2: Convert to fraction form
    31,443,589.90/47,166,011.22 = 8,414,486.04/x
  3. Step 3: Cross multiply
    31,443,589.90x = 47,166,011.22 × 8,414,486.04
  4. Step 4: Simplify right side
    31,443,589.90x = 396,877,743,134,268.75
  5. Step 5: Solve for x
    x = 396,877,743,134,268.75/31,443,589.90
  6. Step 6: Final answer
    x = 12,621,896.68

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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.