Home / 5,389,359.70-8,084,039.55-2,555,007.70

Finding the Fourth Proportional to 5,389,359.70, 8,084,039.55 and 2,555,007.70

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Solution

The fourth proportional to 5,389,359.70, 8,084,039.55 and 2,555,007.70 is: 3,832,511.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,359.70 : 8,084,039.55 = 2,555,007.70 : x
  2. Step 2: Convert to fraction form
    5,389,359.70/8,084,039.55 = 2,555,007.70/x
  3. Step 3: Cross multiply
    5,389,359.70x = 8,084,039.55 × 2,555,007.70
  4. Step 4: Simplify right side
    5,389,359.70x = 20,654,783,297,354.54
  5. Step 5: Solve for x
    x = 20,654,783,297,354.54/5,389,359.70
  6. Step 6: Final answer
    x = 3,832,511.55

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Similar ratio
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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.