Home / 6,647,584.30-9,969,994.05-2,861,190.70

Finding the Fourth Proportional to 6,647,584.30, 9,969,994.05 and 2,861,190.70

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Solution

The fourth proportional to 6,647,584.30, 9,969,994.05 and 2,861,190.70 is: 4,291,191.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647,584.30 : 9,969,994.05 = 2,861,190.70 : x
  2. Step 2: Convert to fraction form
    6,647,584.30/9,969,994.05 = 2,861,190.70/x
  3. Step 3: Cross multiply
    6,647,584.30x = 9,969,994.05 × 2,861,190.70
  4. Step 4: Simplify right side
    6,647,584.30x = 28,526,054,254,915.34
  5. Step 5: Solve for x
    x = 28,526,054,254,915.34/6,647,584.30
  6. Step 6: Final answer
    x = 4,291,191.05

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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.