Home / 5,439,919.20-8,159,878.80-3,275,080.80

Finding the Fourth Proportional to 5,439,919.20, 8,159,878.80 and 3,275,080.80

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Solution

The fourth proportional to 5,439,919.20, 8,159,878.80 and 3,275,080.80 is: 4,912,621.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439,919.20 : 8,159,878.80 = 3,275,080.80 : x
  2. Step 2: Convert to fraction form
    5,439,919.20/8,159,878.80 = 3,275,080.80/x
  3. Step 3: Cross multiply
    5,439,919.20x = 8,159,878.80 × 3,275,080.80
  4. Step 4: Simplify right side
    5,439,919.20x = 26,724,262,388,207.04
  5. Step 5: Solve for x
    x = 26,724,262,388,207.04/5,439,919.20
  6. Step 6: Final answer
    x = 4,912,621.20

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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.