Home / 7,786,440.92-11,679,658.46-5,669,993.56

Finding the Fourth Proportional to 7,786,440.92, 11,679,658.46 and 5,669,993.56

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Solution

The fourth proportional to 7,786,440.92, 11,679,658.46 and 5,669,993.56 is: 8,504,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,786,440.92 : 11,679,658.46 = 5,669,993.56 : x
  2. Step 2: Convert to fraction form
    7,786,440.92/11,679,658.46 = 5,669,993.56/x
  3. Step 3: Cross multiply
    7,786,440.92x = 11,679,658.46 × 5,669,993.56
  4. Step 4: Simplify right side
    7,786,440.92x = 66,223,588,251,199.52
  5. Step 5: Solve for x
    x = 66,223,588,251,199.52/7,786,440.92
  6. Step 6: Final answer
    x = 8,504,988.21

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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.