Home / 17,485,413.20-26,228,119.80-11,108,121.20

Finding the Fourth Proportional to 17,485,413.20, 26,228,119.80 and 11,108,121.20

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Solution

The fourth proportional to 17,485,413.20, 26,228,119.80 and 11,108,121.20 is: 16,662,181.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,485,413.20 : 26,228,119.80 = 11,108,121.20 : x
  2. Step 2: Convert to fraction form
    17,485,413.20/26,228,119.80 = 11,108,121.20/x
  3. Step 3: Cross multiply
    17,485,413.20x = 26,228,119.80 × 11,108,121.20
  4. Step 4: Simplify right side
    17,485,413.20x = 291,345,133,586,519.75
  5. Step 5: Solve for x
    x = 291,345,133,586,519.75/17,485,413.20
  6. Step 6: Final answer
    x = 16,662,181.80

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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.