Home / 13,083,756.50-18,055,584.79-7,282,413.79

Finding the Fourth Proportional to 13,083,756.50, 18,055,584.79 and 7,282,413.79

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Solution

The fourth proportional to 13,083,756.50, 18,055,584.79 and 7,282,413.79 is: 10,049,731.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,083,756.50 : 18,055,584.79 = 7,282,413.79 : x
  2. Step 2: Convert to fraction form
    13,083,756.50/18,055,584.79 = 7,282,413.79/x
  3. Step 3: Cross multiply
    13,083,756.50x = 18,055,584.79 × 7,282,413.79
  4. Step 4: Simplify right side
    13,083,756.50x = 131,488,239,597,865.27
  5. Step 5: Solve for x
    x = 131,488,239,597,865.27/13,083,756.50
  6. Step 6: Final answer
    x = 10,049,731.48

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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.