Home / 6,644,081.54-9,170,021.53-3,890,608.21

Finding the Fourth Proportional to 6,644,081.54, 9,170,021.53 and 3,890,608.21

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Solution

The fourth proportional to 6,644,081.54, 9,170,021.53 and 3,890,608.21 is: 5,369,735.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,081.54 : 9,170,021.53 = 3,890,608.21 : x
  2. Step 2: Convert to fraction form
    6,644,081.54/9,170,021.53 = 3,890,608.21/x
  3. Step 3: Cross multiply
    6,644,081.54x = 9,170,021.53 × 3,890,608.21
  4. Step 4: Simplify right side
    6,644,081.54x = 35,676,961,050,494.76
  5. Step 5: Solve for x
    x = 35,676,961,050,494.76/6,644,081.54
  6. Step 6: Final answer
    x = 5,369,735.58

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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.