Home / 5,389,979.70-8,084,969.55-2,555,627.70

Finding the Fourth Proportional to 5,389,979.70, 8,084,969.55 and 2,555,627.70

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Solution

The fourth proportional to 5,389,979.70, 8,084,969.55 and 2,555,627.70 is: 3,833,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,979.70 : 8,084,969.55 = 2,555,627.70 : x
  2. Step 2: Convert to fraction form
    5,389,979.70/8,084,969.55 = 2,555,627.70/x
  3. Step 3: Cross multiply
    5,389,979.70x = 8,084,969.55 × 2,555,627.70
  4. Step 4: Simplify right side
    5,389,979.70x = 20,662,172,135,636.54
  5. Step 5: Solve for x
    x = 20,662,172,135,636.54/5,389,979.70
  6. Step 6: Final answer
    x = 3,833,441.55

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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.