Home / 7,954,778.94-10,967,964.06-6,189,190.62

Finding the Fourth Proportional to 7,954,778.94, 10,967,964.06 and 6,189,190.62

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Solution

The fourth proportional to 7,954,778.94, 10,967,964.06 and 6,189,190.62 is: 8,533,589.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,954,778.94 : 10,967,964.06 = 6,189,190.62 : x
  2. Step 2: Convert to fraction form
    7,954,778.94/10,967,964.06 = 6,189,190.62/x
  3. Step 3: Cross multiply
    7,954,778.94x = 10,967,964.06 × 6,189,190.62
  4. Step 4: Simplify right side
    7,954,778.94x = 67,882,820,280,649.12
  5. Step 5: Solve for x
    x = 67,882,820,280,649.12/7,954,778.94
  6. Step 6: Final answer
    x = 8,533,589.78

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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.