Home / 31,367,059.20-47,050,588.80-8,337,949.20

Finding the Fourth Proportional to 31,367,059.20, 47,050,588.80 and 8,337,949.20

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Solution

The fourth proportional to 31,367,059.20, 47,050,588.80 and 8,337,949.20 is: 12,506,923.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,367,059.20 : 47,050,588.80 = 8,337,949.20 : x
  2. Step 2: Convert to fraction form
    31,367,059.20/47,050,588.80 = 8,337,949.20/x
  3. Step 3: Cross multiply
    31,367,059.20x = 47,050,588.80 × 8,337,949.20
  4. Step 4: Simplify right side
    31,367,059.20x = 392,305,419,244,488.94
  5. Step 5: Solve for x
    x = 392,305,419,244,488.94/31,367,059.20
  6. Step 6: Final answer
    x = 12,506,923.80

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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.