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Finding the Fourth Proportional to 41,824,472.04, 62,691,855.42 and 20,229,367.01

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Solution

The fourth proportional to 41,824,472.04, 62,691,855.42 and 20,229,367.01 is: 30,322,356.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,824,472.04 : 62,691,855.42 = 20,229,367.01 : x
  2. Step 2: Convert to fraction form
    41,824,472.04/62,691,855.42 = 20,229,367.01/x
  3. Step 3: Cross multiply
    41,824,472.04x = 62,691,855.42 × 20,229,367.01
  4. Step 4: Simplify right side
    41,824,472.04x = 1,268,216,551,591,438.50
  5. Step 5: Solve for x
    x = 1,268,216,551,591,438.50/41,824,472.04
  6. Step 6: Final answer
    x = 30,322,356.50

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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.