Home / 6,632,601.80-9,948,902.70-2,148,096.20

Finding the Fourth Proportional to 6,632,601.80, 9,948,902.70 and 2,148,096.20

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Solution

The fourth proportional to 6,632,601.80, 9,948,902.70 and 2,148,096.20 is: 3,222,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632,601.80 : 9,948,902.70 = 2,148,096.20 : x
  2. Step 2: Convert to fraction form
    6,632,601.80/9,948,902.70 = 2,148,096.20/x
  3. Step 3: Cross multiply
    6,632,601.80x = 9,948,902.70 × 2,148,096.20
  4. Step 4: Simplify right side
    6,632,601.80x = 21,371,200,084,039.74
  5. Step 5: Solve for x
    x = 21,371,200,084,039.74/6,632,601.80
  6. Step 6: Final answer
    x = 3,222,144.30

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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.