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Finding the Fourth Proportional to 5,339,562.96, 8,006,949.66 and 3,181,604.97

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Solution

The fourth proportional to 5,339,562.96, 8,006,949.66 and 3,181,604.97 is: 4,770,980.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,339,562.96 : 8,006,949.66 = 3,181,604.97 : x
  2. Step 2: Convert to fraction form
    5,339,562.96/8,006,949.66 = 3,181,604.97/x
  3. Step 3: Cross multiply
    5,339,562.96x = 8,006,949.66 × 3,181,604.97
  4. Step 4: Simplify right side
    5,339,562.96x = 25,474,950,832,795.81
  5. Step 5: Solve for x
    x = 25,474,950,832,795.81/5,339,562.96
  6. Step 6: Final answer
    x = 4,770,980.51

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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.