Home / 7,247,991.68-10,002,234.93-3,984,861.92

Finding the Fourth Proportional to 7,247,991.68, 10,002,234.93 and 3,984,861.92

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Solution

The fourth proportional to 7,247,991.68, 10,002,234.93 and 3,984,861.92 is: 5,499,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247,991.68 : 10,002,234.93 = 3,984,861.92 : x
  2. Step 2: Convert to fraction form
    7,247,991.68/10,002,234.93 = 3,984,861.92/x
  3. Step 3: Cross multiply
    7,247,991.68x = 10,002,234.93 × 3,984,861.92
  4. Step 4: Simplify right side
    7,247,991.68x = 39,857,525,087,450.87
  5. Step 5: Solve for x
    x = 39,857,525,087,450.87/7,247,991.68
  6. Step 6: Final answer
    x = 5,499,112.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.