Home / 11,647,619.20-17,471,428.80-7,396,091.20

Finding the Fourth Proportional to 11,647,619.20, 17,471,428.80 and 7,396,091.20

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Solution

The fourth proportional to 11,647,619.20, 17,471,428.80 and 7,396,091.20 is: 11,094,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,647,619.20 : 17,471,428.80 = 7,396,091.20 : x
  2. Step 2: Convert to fraction form
    11,647,619.20/17,471,428.80 = 7,396,091.20/x
  3. Step 3: Cross multiply
    11,647,619.20x = 17,471,428.80 × 7,396,091.20
  4. Step 4: Simplify right side
    11,647,619.20x = 129,220,280,799,106.56
  5. Step 5: Solve for x
    x = 129,220,280,799,106.56/11,647,619.20
  6. Step 6: Final answer
    x = 11,094,136.80

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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.