Home / 8,147,366.54-11,238,688.94-5,086,266.38

Finding the Fourth Proportional to 8,147,366.54, 11,238,688.94 and 5,086,266.38

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Solution

The fourth proportional to 8,147,366.54, 11,238,688.94 and 5,086,266.38 is: 7,016,127.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,147,366.54 : 11,238,688.94 = 5,086,266.38 : x
  2. Step 2: Convert to fraction form
    8,147,366.54/11,238,688.94 = 5,086,266.38/x
  3. Step 3: Cross multiply
    8,147,366.54x = 11,238,688.94 × 5,086,266.38
  4. Step 4: Simplify right side
    8,147,366.54x = 57,162,965,629,175.06
  5. Step 5: Solve for x
    x = 57,162,965,629,175.06/8,147,366.54
  6. Step 6: Final answer
    x = 7,016,127.90

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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.