Home / 17,172,976.80-25,737,346.80-13,164,016.80

Finding the Fourth Proportional to 17,172,976.80, 25,737,346.80 and 13,164,016.80

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Solution

The fourth proportional to 17,172,976.80, 25,737,346.80 and 13,164,016.80 is: 19,729,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172,976.80 : 25,737,346.80 = 13,164,016.80 : x
  2. Step 2: Convert to fraction form
    17,172,976.80/25,737,346.80 = 13,164,016.80/x
  3. Step 3: Cross multiply
    17,172,976.80x = 25,737,346.80 × 13,164,016.80
  4. Step 4: Simplify right side
    17,172,976.80x = 338,806,865,662,626.25
  5. Step 5: Solve for x
    x = 338,806,865,662,626.25/17,172,976.80
  6. Step 6: Final answer
    x = 19,729,070.25

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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.