Home / 7,945,108.92-11,917,605.96-5,261,446.71

Finding the Fourth Proportional to 7,945,108.92, 11,917,605.96 and 5,261,446.71

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Solution

The fourth proportional to 7,945,108.92, 11,917,605.96 and 5,261,446.71 is: 7,892,132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,945,108.92 : 11,917,605.96 = 5,261,446.71 : x
  2. Step 2: Convert to fraction form
    7,945,108.92/11,917,605.96 = 5,261,446.71/x
  3. Step 3: Cross multiply
    7,945,108.92x = 11,917,605.96 × 5,261,446.71
  4. Step 4: Simplify right side
    7,945,108.92x = 62,703,848,669,318.40
  5. Step 5: Solve for x
    x = 62,703,848,669,318.40/7,945,108.92
  6. Step 6: Final answer
    x = 7,892,132.04

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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.