Home / 5,431,540.10-8,147,310.15-4,833,176.90

Finding the Fourth Proportional to 5,431,540.10, 8,147,310.15 and 4,833,176.90

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Solution

The fourth proportional to 5,431,540.10, 8,147,310.15 and 4,833,176.90 is: 7,249,765.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431,540.10 : 8,147,310.15 = 4,833,176.90 : x
  2. Step 2: Convert to fraction form
    5,431,540.10/8,147,310.15 = 4,833,176.90/x
  3. Step 3: Cross multiply
    5,431,540.10x = 8,147,310.15 × 4,833,176.90
  4. Step 4: Simplify right side
    5,431,540.10x = 39,377,391,214,115.54
  5. Step 5: Solve for x
    x = 39,377,391,214,115.54/5,431,540.10
  6. Step 6: Final answer
    x = 7,249,765.35

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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.