Home / 4,764,714.80-7,147,072.20-4,449,786.80

Finding the Fourth Proportional to 4,764,714.80, 7,147,072.20 and 4,449,786.80

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Solution

The fourth proportional to 4,764,714.80, 7,147,072.20 and 4,449,786.80 is: 6,674,680.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764,714.80 : 7,147,072.20 = 4,449,786.80 : x
  2. Step 2: Convert to fraction form
    4,764,714.80/7,147,072.20 = 4,449,786.80/x
  3. Step 3: Cross multiply
    4,764,714.80x = 7,147,072.20 × 4,449,786.80
  4. Step 4: Simplify right side
    4,764,714.80x = 31,802,947,534,206.96
  5. Step 5: Solve for x
    x = 31,802,947,534,206.96/4,764,714.80
  6. Step 6: Final answer
    x = 6,674,680.20

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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.