Home / 27,887,797.64-38,486,095.25-15,498,413.16

Finding the Fourth Proportional to 27,887,797.64, 38,486,095.25 and 15,498,413.16

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Solution

The fourth proportional to 27,887,797.64, 38,486,095.25 and 15,498,413.16 is: 21,388,329.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,887,797.64 : 38,486,095.25 = 15,498,413.16 : x
  2. Step 2: Convert to fraction form
    27,887,797.64/38,486,095.25 = 15,498,413.16/x
  3. Step 3: Cross multiply
    27,887,797.64x = 38,486,095.25 × 15,498,413.16
  4. Step 4: Simplify right side
    27,887,797.64x = 596,473,405,022,121.38
  5. Step 5: Solve for x
    x = 596,473,405,022,121.38/27,887,797.64
  6. Step 6: Final answer
    x = 21,388,329.51

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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.