Home / 8,344,304.78-12,512,533.53-3,229,143.57

Finding the Fourth Proportional to 8,344,304.78, 12,512,533.53 and 3,229,143.57

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Solution

The fourth proportional to 8,344,304.78, 12,512,533.53 and 3,229,143.57 is: 4,842,196.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,344,304.78 : 12,512,533.53 = 3,229,143.57 : x
  2. Step 2: Convert to fraction form
    8,344,304.78/12,512,533.53 = 3,229,143.57/x
  3. Step 3: Cross multiply
    8,344,304.78x = 12,512,533.53 × 3,229,143.57
  4. Step 4: Simplify right side
    8,344,304.78x = 40,404,767,204,918.19
  5. Step 5: Solve for x
    x = 40,404,767,204,918.19/8,344,304.78
  6. Step 6: Final answer
    x = 4,842,196.96

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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.