Home / 15,726,413.20-21,694,126.26-10,823,122.48

Finding the Fourth Proportional to 15,726,413.20, 21,694,126.26 and 10,823,122.48

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Solution

The fourth proportional to 15,726,413.20, 21,694,126.26 and 10,823,122.48 is: 14,930,180.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,726,413.20 : 21,694,126.26 = 10,823,122.48 : x
  2. Step 2: Convert to fraction form
    15,726,413.20/21,694,126.26 = 10,823,122.48/x
  3. Step 3: Cross multiply
    15,726,413.20x = 21,694,126.26 × 10,823,122.48
  4. Step 4: Simplify right side
    15,726,413.20x = 234,798,185,608,564.34
  5. Step 5: Solve for x
    x = 234,798,185,608,564.34/15,726,413.20
  6. Step 6: Final answer
    x = 14,930,180.37

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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.