Home / 6,879,906.28-10,319,861.67-2,022,213.80

Finding the Fourth Proportional to 6,879,906.28, 10,319,861.67 and 2,022,213.80

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Solution

The fourth proportional to 6,879,906.28, 10,319,861.67 and 2,022,213.80 is: 3,033,321.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,879,906.28 : 10,319,861.67 = 2,022,213.80 : x
  2. Step 2: Convert to fraction form
    6,879,906.28/10,319,861.67 = 2,022,213.80/x
  3. Step 3: Cross multiply
    6,879,906.28x = 10,319,861.67 × 2,022,213.80
  4. Step 4: Simplify right side
    6,879,906.28x = 20,868,966,683,165.05
  5. Step 5: Solve for x
    x = 20,868,966,683,165.05/6,879,906.28
  6. Step 6: Final answer
    x = 3,033,321.36

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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.