Home / 11,284,872.39-15,573,126.96-6,128,232.57

Finding the Fourth Proportional to 11,284,872.39, 15,573,126.96 and 6,128,232.57

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Solution

The fourth proportional to 11,284,872.39, 15,573,126.96 and 6,128,232.57 is: 8,456,962.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,872.39 : 15,573,126.96 = 6,128,232.57 : x
  2. Step 2: Convert to fraction form
    11,284,872.39/15,573,126.96 = 6,128,232.57/x
  3. Step 3: Cross multiply
    11,284,872.39x = 15,573,126.96 × 6,128,232.57
  4. Step 4: Simplify right side
    11,284,872.39x = 95,435,743,853,017.09
  5. Step 5: Solve for x
    x = 95,435,743,853,017.09/11,284,872.39
  6. Step 6: Final answer
    x = 8,456,962.61

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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.