Home / 5,189,087.29-7,783,631.11-3,778,122.37

Finding the Fourth Proportional to 5,189,087.29, 7,783,631.11 and 3,778,122.37

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Solution

The fourth proportional to 5,189,087.29, 7,783,631.11 and 3,778,122.37 is: 5,667,183.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,087.29 : 7,783,631.11 = 3,778,122.37 : x
  2. Step 2: Convert to fraction form
    5,189,087.29/7,783,631.11 = 3,778,122.37/x
  3. Step 3: Cross multiply
    5,189,087.29x = 7,783,631.11 × 3,778,122.37
  4. Step 4: Simplify right side
    5,189,087.29x = 29,407,510,768,155.47
  5. Step 5: Solve for x
    x = 29,407,510,768,155.47/5,189,087.29
  6. Step 6: Final answer
    x = 5,667,183.68

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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.