Home / 5,465,147.78-7,542,568.91-3,173,308.47

Finding the Fourth Proportional to 5,465,147.78, 7,542,568.91 and 3,173,308.47

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Solution

The fourth proportional to 5,465,147.78, 7,542,568.91 and 3,173,308.47 is: 4,379,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,465,147.78 : 7,542,568.91 = 3,173,308.47 : x
  2. Step 2: Convert to fraction form
    5,465,147.78/7,542,568.91 = 3,173,308.47/x
  3. Step 3: Cross multiply
    5,465,147.78x = 7,542,568.91 × 3,173,308.47
  4. Step 4: Simplify right side
    5,465,147.78x = 23,934,897,815,594.94
  5. Step 5: Solve for x
    x = 23,934,897,815,594.94/5,465,147.78
  6. Step 6: Final answer
    x = 4,379,551.80

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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.