Home / 5,451,346.20-8,177,019.30-4,388,464.20

Finding the Fourth Proportional to 5,451,346.20, 8,177,019.30 and 4,388,464.20

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Solution

The fourth proportional to 5,451,346.20, 8,177,019.30 and 4,388,464.20 is: 6,582,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,451,346.20 : 8,177,019.30 = 4,388,464.20 : x
  2. Step 2: Convert to fraction form
    5,451,346.20/8,177,019.30 = 4,388,464.20/x
  3. Step 3: Cross multiply
    5,451,346.20x = 8,177,019.30 × 4,388,464.20
  4. Step 4: Simplify right side
    5,451,346.20x = 35,884,556,460,759.06
  5. Step 5: Solve for x
    x = 35,884,556,460,759.06/5,451,346.20
  6. Step 6: Final answer
    x = 6,582,696.30

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Double scale
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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.