Home / 31,651,757.76-47,476,208.82-13,200,103.56

Finding the Fourth Proportional to 31,651,757.76, 47,476,208.82 and 13,200,103.56

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Solution

The fourth proportional to 31,651,757.76, 47,476,208.82 and 13,200,103.56 is: 19,799,559.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,651,757.76 : 47,476,208.82 = 13,200,103.56 : x
  2. Step 2: Convert to fraction form
    31,651,757.76/47,476,208.82 = 13,200,103.56/x
  3. Step 3: Cross multiply
    31,651,757.76x = 47,476,208.82 × 13,200,103.56
  4. Step 4: Simplify right side
    31,651,757.76x = 626,690,873,060,185.38
  5. Step 5: Solve for x
    x = 626,690,873,060,185.38/31,651,757.76
  6. Step 6: Final answer
    x = 19,799,559.88

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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.