Home / 20,049,365.89-27,668,145.41-10,882,010.53

Finding the Fourth Proportional to 20,049,365.89, 27,668,145.41 and 10,882,010.53

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Solution

The fourth proportional to 20,049,365.89, 27,668,145.41 and 10,882,010.53 is: 15,017,185.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,365.89 : 27,668,145.41 = 10,882,010.53 : x
  2. Step 2: Convert to fraction form
    20,049,365.89/27,668,145.41 = 10,882,010.53/x
  3. Step 3: Cross multiply
    20,049,365.89x = 27,668,145.41 × 10,882,010.53
  4. Step 4: Simplify right side
    20,049,365.89x = 301,085,049,642,781.12
  5. Step 5: Solve for x
    x = 301,085,049,642,781.12/20,049,365.89
  6. Step 6: Final answer
    x = 15,017,185.65

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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.