Home / 18,422,413.20-27,633,619.80-16,349,793.30

Finding the Fourth Proportional to 18,422,413.20, 27,633,619.80 and 16,349,793.30

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Solution

The fourth proportional to 18,422,413.20, 27,633,619.80 and 16,349,793.30 is: 24,524,689.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,422,413.20 : 27,633,619.80 = 16,349,793.30 : x
  2. Step 2: Convert to fraction form
    18,422,413.20/27,633,619.80 = 16,349,793.30/x
  3. Step 3: Cross multiply
    18,422,413.20x = 27,633,619.80 × 16,349,793.30
  4. Step 4: Simplify right side
    18,422,413.20x = 451,803,971,860,787.38
  5. Step 5: Solve for x
    x = 451,803,971,860,787.38/18,422,413.20
  6. Step 6: Final answer
    x = 24,524,689.95

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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.