Home / 31,727,933.35-47,591,900.46-20,942,711.26

Finding the Fourth Proportional to 31,727,933.35, 47,591,900.46 and 20,942,711.26

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Solution

The fourth proportional to 31,727,933.35, 47,591,900.46 and 20,942,711.26 is: 31,414,067.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727,933.35 : 47,591,900.46 = 20,942,711.26 : x
  2. Step 2: Convert to fraction form
    31,727,933.35/47,591,900.46 = 20,942,711.26/x
  3. Step 3: Cross multiply
    31,727,933.35x = 47,591,900.46 × 20,942,711.26
  4. Step 4: Simplify right side
    31,727,933.35x = 996,703,429,529,461.50
  5. Step 5: Solve for x
    x = 996,703,429,529,461.50/31,727,933.35
  6. Step 6: Final answer
    x = 31,414,067.18

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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.