Home / 6,740,785.80-10,111,735.44-2,191,731.30

Finding the Fourth Proportional to 6,740,785.80, 10,111,735.44 and 2,191,731.30

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Solution

The fourth proportional to 6,740,785.80, 10,111,735.44 and 2,191,731.30 is: 3,287,777.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740,785.80 : 10,111,735.44 = 2,191,731.30 : x
  2. Step 2: Convert to fraction form
    6,740,785.80/10,111,735.44 = 2,191,731.30/x
  3. Step 3: Cross multiply
    6,740,785.80x = 10,111,735.44 × 2,191,731.30
  4. Step 4: Simplify right side
    6,740,785.80x = 22,162,207,061,167.27
  5. Step 5: Solve for x
    x = 22,162,207,061,167.27/6,740,785.80
  6. Step 6: Final answer
    x = 3,287,777.97

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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.