Home / 11,396,768.76-15,726,099.99-9,079,538.43

Finding the Fourth Proportional to 11,396,768.76, 15,726,099.99 and 9,079,538.43

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Solution

The fourth proportional to 11,396,768.76, 15,726,099.99 and 9,079,538.43 is: 12,528,615.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,396,768.76 : 15,726,099.99 = 9,079,538.43 : x
  2. Step 2: Convert to fraction form
    11,396,768.76/15,726,099.99 = 9,079,538.43/x
  3. Step 3: Cross multiply
    11,396,768.76x = 15,726,099.99 × 9,079,538.43
  4. Step 4: Simplify right side
    11,396,768.76x = 142,785,729,213,227.62
  5. Step 5: Solve for x
    x = 142,785,729,213,227.62/11,396,768.76
  6. Step 6: Final answer
    x = 12,528,615.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.