Home / 14,981,059.28-20,673,714.82-8,105,390.48

Finding the Fourth Proportional to 14,981,059.28, 20,673,714.82 and 8,105,390.48

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Solution

The fourth proportional to 14,981,059.28, 20,673,714.82 and 8,105,390.48 is: 11,185,359.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,059.28 : 20,673,714.82 = 8,105,390.48 : x
  2. Step 2: Convert to fraction form
    14,981,059.28/20,673,714.82 = 8,105,390.48/x
  3. Step 3: Cross multiply
    14,981,059.28x = 20,673,714.82 × 8,105,390.48
  4. Step 4: Simplify right side
    14,981,059.28x = 167,568,531,288,262.94
  5. Step 5: Solve for x
    x = 167,568,531,288,262.94/14,981,059.28
  6. Step 6: Final answer
    x = 11,185,359.34

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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.