Home / 6,543,211.20-9,814,816.80-2,055,940.80

Finding the Fourth Proportional to 6,543,211.20, 9,814,816.80 and 2,055,940.80

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Solution

The fourth proportional to 6,543,211.20, 9,814,816.80 and 2,055,940.80 is: 3,083,911.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543,211.20 : 9,814,816.80 = 2,055,940.80 : x
  2. Step 2: Convert to fraction form
    6,543,211.20/9,814,816.80 = 2,055,940.80/x
  3. Step 3: Cross multiply
    6,543,211.20x = 9,814,816.80 × 2,055,940.80
  4. Step 4: Simplify right side
    6,543,211.20x = 20,178,682,303,645.44
  5. Step 5: Solve for x
    x = 20,178,682,303,645.44/6,543,211.20
  6. Step 6: Final answer
    x = 3,083,911.20

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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.