Home / 4,727,250.40-7,082,581.20-3,881,221.60

Finding the Fourth Proportional to 4,727,250.40, 7,082,581.20 and 3,881,221.60

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Solution

The fourth proportional to 4,727,250.40, 7,082,581.20 and 3,881,221.60 is: 5,815,022.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,727,250.40 : 7,082,581.20 = 3,881,221.60 : x
  2. Step 2: Convert to fraction form
    4,727,250.40/7,082,581.20 = 3,881,221.60/x
  3. Step 3: Cross multiply
    4,727,250.40x = 7,082,581.20 × 3,881,221.60
  4. Step 4: Simplify right side
    4,727,250.40x = 27,489,067,137,193.92
  5. Step 5: Solve for x
    x = 27,489,067,137,193.92/4,727,250.40
  6. Step 6: Final answer
    x = 5,815,022.44

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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.