Home / 7,481,148.45-11,222,195.09-3,162,393.35

Finding the Fourth Proportional to 7,481,148.45, 11,222,195.09 and 3,162,393.35

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Solution

The fourth proportional to 7,481,148.45, 11,222,195.09 and 3,162,393.35 is: 4,743,789.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,481,148.45 : 11,222,195.09 = 3,162,393.35 : x
  2. Step 2: Convert to fraction form
    7,481,148.45/11,222,195.09 = 3,162,393.35/x
  3. Step 3: Cross multiply
    7,481,148.45x = 11,222,195.09 × 3,162,393.35
  4. Step 4: Simplify right side
    7,481,148.45x = 35,488,995,053,095.71
  5. Step 5: Solve for x
    x = 35,488,995,053,095.71/7,481,148.45
  6. Step 6: Final answer
    x = 4,743,789.71

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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.