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Finding the Fourth Proportional to 33,706,965.60, 50,474,912.40 and 18,543,765.60

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Solution

The fourth proportional to 33,706,965.60, 50,474,912.40 and 18,543,765.60 is: 27,768,591.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,706,965.60 : 50,474,912.40 = 18,543,765.60 : x
  2. Step 2: Convert to fraction form
    33,706,965.60/50,474,912.40 = 18,543,765.60/x
  3. Step 3: Cross multiply
    33,706,965.60x = 50,474,912.40 × 18,543,765.60
  4. Step 4: Simplify right side
    33,706,965.60x = 935,994,944,226,133.50
  5. Step 5: Solve for x
    x = 935,994,944,226,133.50/33,706,965.60
  6. Step 6: Final answer
    x = 27,768,591.08

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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.