Home / 15,444,185.82-21,312,978.99-8,568,651.42

Finding the Fourth Proportional to 15,444,185.82, 21,312,978.99 and 8,568,651.42

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Solution

The fourth proportional to 15,444,185.82, 21,312,978.99 and 8,568,651.42 is: 11,824,740.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,444,185.82 : 21,312,978.99 = 8,568,651.42 : x
  2. Step 2: Convert to fraction form
    15,444,185.82/21,312,978.99 = 8,568,651.42/x
  3. Step 3: Cross multiply
    15,444,185.82x = 21,312,978.99 × 8,568,651.42
  4. Step 4: Simplify right side
    15,444,185.82x = 182,623,487,687,093.66
  5. Step 5: Solve for x
    x = 182,623,487,687,093.66/15,444,185.82
  6. Step 6: Final answer
    x = 11,824,740.38

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1.5x scale

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.