Home / 7,840,211.26-11,743,170.80-5,558,820.34

Finding the Fourth Proportional to 7,840,211.26, 11,743,170.80 and 5,558,820.34

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Solution

The fourth proportional to 7,840,211.26, 11,743,170.80 and 5,558,820.34 is: 8,326,073.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,840,211.26 : 11,743,170.80 = 5,558,820.34 : x
  2. Step 2: Convert to fraction form
    7,840,211.26/11,743,170.80 = 5,558,820.34/x
  3. Step 3: Cross multiply
    7,840,211.26x = 11,743,170.80 × 5,558,820.34
  4. Step 4: Simplify right side
    7,840,211.26x = 65,278,176,640,418.22
  5. Step 5: Solve for x
    x = 65,278,176,640,418.22/7,840,211.26
  6. Step 6: Final answer
    x = 8,326,073.69

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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.