Home / 17,172,975.80-25,737,345.30-13,164,015.80

Finding the Fourth Proportional to 17,172,975.80, 25,737,345.30 and 13,164,015.80

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Solution

The fourth proportional to 17,172,975.80, 25,737,345.30 and 13,164,015.80 is: 19,729,068.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172,975.80 : 25,737,345.30 = 13,164,015.80 : x
  2. Step 2: Convert to fraction form
    17,172,975.80/25,737,345.30 = 13,164,015.80/x
  3. Step 3: Cross multiply
    17,172,975.80x = 25,737,345.30 × 13,164,015.80
  4. Step 4: Simplify right side
    17,172,975.80x = 338,806,820,179,255.75
  5. Step 5: Solve for x
    x = 338,806,820,179,255.75/17,172,975.80
  6. Step 6: Final answer
    x = 19,729,068.75

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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.