Home / 5,180,233.70-7,770,350.55-3,290,665.70

Finding the Fourth Proportional to 5,180,233.70, 7,770,350.55 and 3,290,665.70

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Solution

The fourth proportional to 5,180,233.70, 7,770,350.55 and 3,290,665.70 is: 4,935,998.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,233.70 : 7,770,350.55 = 3,290,665.70 : x
  2. Step 2: Convert to fraction form
    5,180,233.70/7,770,350.55 = 3,290,665.70/x
  3. Step 3: Cross multiply
    5,180,233.70x = 7,770,350.55 × 3,290,665.70
  4. Step 4: Simplify right side
    5,180,233.70x = 25,569,626,031,861.14
  5. Step 5: Solve for x
    x = 25,569,626,031,861.14/5,180,233.70
  6. Step 6: Final answer
    x = 4,935,998.55

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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.