Home / 6,474,376.60-9,711,564.90-2,213,906.20

Finding the Fourth Proportional to 6,474,376.60, 9,711,564.90 and 2,213,906.20

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Solution

The fourth proportional to 6,474,376.60, 9,711,564.90 and 2,213,906.20 is: 3,320,859.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474,376.60 : 9,711,564.90 = 2,213,906.20 : x
  2. Step 2: Convert to fraction form
    6,474,376.60/9,711,564.90 = 2,213,906.20/x
  3. Step 3: Cross multiply
    6,474,376.60x = 9,711,564.90 × 2,213,906.20
  4. Step 4: Simplify right side
    6,474,376.60x = 21,500,493,743,812.38
  5. Step 5: Solve for x
    x = 21,500,493,743,812.38/6,474,376.60
  6. Step 6: Final answer
    x = 3,320,859.30

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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.