Home / 20,049,069.75-27,662,974.20-11,347,242.38

Finding the Fourth Proportional to 20,049,069.75, 27,662,974.20 and 11,347,242.38

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Solution

The fourth proportional to 20,049,069.75, 27,662,974.20 and 11,347,242.38 is: 15,656,510.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,069.75 : 27,662,974.20 = 11,347,242.38 : x
  2. Step 2: Convert to fraction form
    20,049,069.75/27,662,974.20 = 11,347,242.38/x
  3. Step 3: Cross multiply
    20,049,069.75x = 27,662,974.20 × 11,347,242.38
  4. Step 4: Simplify right side
    20,049,069.75x = 313,898,473,164,507.88
  5. Step 5: Solve for x
    x = 313,898,473,164,507.88/20,049,069.75
  6. Step 6: Final answer
    x = 15,656,510.61

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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.