Home / 5,108,110.92-7,667,152.80-4,218,614.28

Finding the Fourth Proportional to 5,108,110.92, 7,667,152.80 and 4,218,614.28

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Solution

The fourth proportional to 5,108,110.92, 7,667,152.80 and 4,218,614.28 is: 6,332,039.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,110.92 : 7,667,152.80 = 4,218,614.28 : x
  2. Step 2: Convert to fraction form
    5,108,110.92/7,667,152.80 = 4,218,614.28/x
  3. Step 3: Cross multiply
    5,108,110.92x = 7,667,152.80 × 4,218,614.28
  4. Step 4: Simplify right side
    5,108,110.92x = 32,344,760,289,021.98
  5. Step 5: Solve for x
    x = 32,344,760,289,021.98/5,108,110.92
  6. Step 6: Final answer
    x = 6,332,039.53

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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.