Home / 17,561,968.82-26,342,805.36-13,727,016.98

Finding the Fourth Proportional to 17,561,968.82, 26,342,805.36 and 13,727,016.98

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Solution

The fourth proportional to 17,561,968.82, 26,342,805.36 and 13,727,016.98 is: 20,590,409.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,561,968.82 : 26,342,805.36 = 13,727,016.98 : x
  2. Step 2: Convert to fraction form
    17,561,968.82/26,342,805.36 = 13,727,016.98/x
  3. Step 3: Cross multiply
    17,561,968.82x = 26,342,805.36 × 13,727,016.98
  4. Step 4: Simplify right side
    17,561,968.82x = 361,608,136,477,555
  5. Step 5: Solve for x
    x = 361,608,136,477,555/17,561,968.82
  6. Step 6: Final answer
    x = 20,590,409.89

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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.