Home / 18,647,486.28-27,975,556.58-5,867,658.90

Finding the Fourth Proportional to 18,647,486.28, 27,975,556.58 and 5,867,658.90

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Solution

The fourth proportional to 18,647,486.28, 27,975,556.58 and 5,867,658.90 is: 8,802,849.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,647,486.28 : 27,975,556.58 = 5,867,658.90 : x
  2. Step 2: Convert to fraction form
    18,647,486.28/27,975,556.58 = 5,867,658.90/x
  3. Step 3: Cross multiply
    18,647,486.28x = 27,975,556.58 × 5,867,658.90
  4. Step 4: Simplify right side
    18,647,486.28x = 164,151,023,519,752.28
  5. Step 5: Solve for x
    x = 164,151,023,519,752.28/18,647,486.28
  6. Step 6: Final answer
    x = 8,802,849.94

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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.