Home / 18,456,413.80-27,684,620.70-10,898,141.80

Finding the Fourth Proportional to 18,456,413.80, 27,684,620.70 and 10,898,141.80

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Solution

The fourth proportional to 18,456,413.80, 27,684,620.70 and 10,898,141.80 is: 16,347,212.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,456,413.80 : 27,684,620.70 = 10,898,141.80 : x
  2. Step 2: Convert to fraction form
    18,456,413.80/27,684,620.70 = 10,898,141.80/x
  3. Step 3: Cross multiply
    18,456,413.80x = 27,684,620.70 × 10,898,141.80
  4. Step 4: Simplify right side
    18,456,413.80x = 301,710,922,067,815.25
  5. Step 5: Solve for x
    x = 301,710,922,067,815.25/18,456,413.80
  6. Step 6: Final answer
    x = 16,347,212.70

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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.