Home / 31,643,174.40-47,387,348.88-28,576,091.52

Finding the Fourth Proportional to 31,643,174.40, 47,387,348.88 and 28,576,091.52

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Solution

The fourth proportional to 31,643,174.40, 47,387,348.88 and 28,576,091.52 is: 42,794,227.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,643,174.40 : 47,387,348.88 = 28,576,091.52 : x
  2. Step 2: Convert to fraction form
    31,643,174.40/47,387,348.88 = 28,576,091.52/x
  3. Step 3: Cross multiply
    31,643,174.40x = 47,387,348.88 × 28,576,091.52
  4. Step 4: Simplify right side
    31,643,174.40x = 1,354,145,218,485,049.50
  5. Step 5: Solve for x
    x = 1,354,145,218,485,049.50/31,643,174.40
  6. Step 6: Final answer
    x = 42,794,227.95

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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.