Home / 6,665,632.34-9,198,552.93-3,609,845.78

Finding the Fourth Proportional to 6,665,632.34, 9,198,552.93 and 3,609,845.78

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Solution

The fourth proportional to 6,665,632.34, 9,198,552.93 and 3,609,845.78 is: 4,981,576.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665,632.34 : 9,198,552.93 = 3,609,845.78 : x
  2. Step 2: Convert to fraction form
    6,665,632.34/9,198,552.93 = 3,609,845.78/x
  3. Step 3: Cross multiply
    6,665,632.34x = 9,198,552.93 × 3,609,845.78
  4. Step 4: Simplify right side
    6,665,632.34x = 33,205,357,476,467.13
  5. Step 5: Solve for x
    x = 33,205,357,476,467.13/6,665,632.34
  6. Step 6: Final answer
    x = 4,981,576.51

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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.