Home / 8,193,839.21-11,307,498.78-4,522,756.72

Finding the Fourth Proportional to 8,193,839.21, 11,307,498.78 and 4,522,756.72

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Solution

The fourth proportional to 8,193,839.21, 11,307,498.78 and 4,522,756.72 is: 6,241,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193,839.21 : 11,307,498.78 = 4,522,756.72 : x
  2. Step 2: Convert to fraction form
    8,193,839.21/11,307,498.78 = 4,522,756.72/x
  3. Step 3: Cross multiply
    8,193,839.21x = 11,307,498.78 × 4,522,756.72
  4. Step 4: Simplify right side
    8,193,839.21x = 51,141,066,093,636.80
  5. Step 5: Solve for x
    x = 51,141,066,093,636.80/8,193,839.21
  6. Step 6: Final answer
    x = 6,241,404.64

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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.