Home / 4,678,404.33-7,020,405.86-4,297,691.37

Finding the Fourth Proportional to 4,678,404.33, 7,020,405.86 and 4,297,691.37

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Solution

The fourth proportional to 4,678,404.33, 7,020,405.86 and 4,297,691.37 is: 6,449,108.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,404.33 : 7,020,405.86 = 4,297,691.37 : x
  2. Step 2: Convert to fraction form
    4,678,404.33/7,020,405.86 = 4,297,691.37/x
  3. Step 3: Cross multiply
    4,678,404.33x = 7,020,405.86 × 4,297,691.37
  4. Step 4: Simplify right side
    4,678,404.33x = 30,171,537,656,930.97
  5. Step 5: Solve for x
    x = 30,171,537,656,930.97/4,678,404.33
  6. Step 6: Final answer
    x = 6,449,108.61

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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.