Home / 5,416,911.64-8,122,820.82-2,002,839.40

Finding the Fourth Proportional to 5,416,911.64, 8,122,820.82 and 2,002,839.40

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Solution

The fourth proportional to 5,416,911.64, 8,122,820.82 and 2,002,839.40 is: 3,003,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416,911.64 : 8,122,820.82 = 2,002,839.40 : x
  2. Step 2: Convert to fraction form
    5,416,911.64/8,122,820.82 = 2,002,839.40/x
  3. Step 3: Cross multiply
    5,416,911.64x = 8,122,820.82 × 2,002,839.40
  4. Step 4: Simplify right side
    5,416,911.64x = 16,268,705,577,436.31
  5. Step 5: Solve for x
    x = 16,268,705,577,436.31/5,416,911.64
  6. Step 6: Final answer
    x = 3,003,317.51

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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.