Home / 5,560,120.80-8,340,181.20-3,320,632.80

Finding the Fourth Proportional to 5,560,120.80, 8,340,181.20 and 3,320,632.80

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Solution

The fourth proportional to 5,560,120.80, 8,340,181.20 and 3,320,632.80 is: 4,980,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560,120.80 : 8,340,181.20 = 3,320,632.80 : x
  2. Step 2: Convert to fraction form
    5,560,120.80/8,340,181.20 = 3,320,632.80/x
  3. Step 3: Cross multiply
    5,560,120.80x = 8,340,181.20 × 3,320,632.80
  4. Step 4: Simplify right side
    5,560,120.80x = 27,694,679,250,663.36
  5. Step 5: Solve for x
    x = 27,694,679,250,663.36/5,560,120.80
  6. Step 6: Final answer
    x = 4,980,949.20

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1.5x scale

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.