Home / 20,250,413.69-27,945,644.96-10,957,983.83

Finding the Fourth Proportional to 20,250,413.69, 27,945,644.96 and 10,957,983.83

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Solution

The fourth proportional to 20,250,413.69, 27,945,644.96 and 10,957,983.83 is: 15,122,057.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,250,413.69 : 27,945,644.96 = 10,957,983.83 : x
  2. Step 2: Convert to fraction form
    20,250,413.69/27,945,644.96 = 10,957,983.83/x
  3. Step 3: Cross multiply
    20,250,413.69x = 27,945,644.96 × 10,957,983.83
  4. Step 4: Simplify right side
    20,250,413.69x = 306,227,925,396,082.81
  5. Step 5: Solve for x
    x = 306,227,925,396,082.81/20,250,413.69
  6. Step 6: Final answer
    x = 15,122,057.76

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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.