Home / 5,486,114.30-8,229,171.45-2,290,178.30

Finding the Fourth Proportional to 5,486,114.30, 8,229,171.45 and 2,290,178.30

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Solution

The fourth proportional to 5,486,114.30, 8,229,171.45 and 2,290,178.30 is: 3,435,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,114.30 : 8,229,171.45 = 2,290,178.30 : x
  2. Step 2: Convert to fraction form
    5,486,114.30/8,229,171.45 = 2,290,178.30/x
  3. Step 3: Cross multiply
    5,486,114.30x = 8,229,171.45 × 2,290,178.30
  4. Step 4: Simplify right side
    5,486,114.30x = 18,846,269,881,769.54
  5. Step 5: Solve for x
    x = 18,846,269,881,769.54/5,486,114.30
  6. Step 6: Final answer
    x = 3,435,267.45

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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.