Home / 12,324,231.75-18,488,029.88-5,134,084.14

Finding the Fourth Proportional to 12,324,231.75, 18,488,029.88 and 5,134,084.14

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Solution

The fourth proportional to 12,324,231.75, 18,488,029.88 and 5,134,084.14 is: 7,701,827.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324,231.75 : 18,488,029.88 = 5,134,084.14 : x
  2. Step 2: Convert to fraction form
    12,324,231.75/18,488,029.88 = 5,134,084.14/x
  3. Step 3: Cross multiply
    12,324,231.75x = 18,488,029.88 × 5,134,084.14
  4. Step 4: Simplify right side
    12,324,231.75x = 94,919,100,986,754.09
  5. Step 5: Solve for x
    x = 94,919,100,986,754.09/12,324,231.75
  6. Step 6: Final answer
    x = 7,701,827.01

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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.