Home / 5,521,020.60-7,619,190.03-3,040,505.76

Finding the Fourth Proportional to 5,521,020.60, 7,619,190.03 and 3,040,505.76

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Solution

The fourth proportional to 5,521,020.60, 7,619,190.03 and 3,040,505.76 is: 4,195,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,521,020.60 : 7,619,190.03 = 3,040,505.76 : x
  2. Step 2: Convert to fraction form
    5,521,020.60/7,619,190.03 = 3,040,505.76/x
  3. Step 3: Cross multiply
    5,521,020.60x = 7,619,190.03 × 3,040,505.76
  4. Step 4: Simplify right side
    5,521,020.60x = 23,166,191,172,749.57
  5. Step 5: Solve for x
    x = 23,166,191,172,749.57/5,521,020.60
  6. Step 6: Final answer
    x = 4,195,997.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.