Home / 18,647,879.46-27,975,821.40-10,564,727.46

Finding the Fourth Proportional to 18,647,879.46, 27,975,821.40 and 10,564,727.46

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Solution

The fourth proportional to 18,647,879.46, 27,975,821.40 and 10,564,727.46 is: 15,849,358.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,647,879.46 : 27,975,821.40 = 10,564,727.46 : x
  2. Step 2: Convert to fraction form
    18,647,879.46/27,975,821.40 = 10,564,727.46/x
  3. Step 3: Cross multiply
    18,647,879.46x = 27,975,821.40 × 10,564,727.46
  4. Step 4: Simplify right side
    18,647,879.46x = 295,556,928,560,635.62
  5. Step 5: Solve for x
    x = 295,556,928,560,635.62/18,647,879.46
  6. Step 6: Final answer
    x = 15,849,358.59

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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.