Home / 8,585,375.20-11,845,234.11-5,146,361.44

Finding the Fourth Proportional to 8,585,375.20, 11,845,234.11 and 5,146,361.44

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Solution

The fourth proportional to 8,585,375.20, 11,845,234.11 and 5,146,361.44 is: 7,100,430.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585,375.20 : 11,845,234.11 = 5,146,361.44 : x
  2. Step 2: Convert to fraction form
    8,585,375.20/11,845,234.11 = 5,146,361.44/x
  3. Step 3: Cross multiply
    8,585,375.20x = 11,845,234.11 × 5,146,361.44
  4. Step 4: Simplify right side
    8,585,375.20x = 60,959,856,071,476.72
  5. Step 5: Solve for x
    x = 60,959,856,071,476.72/8,585,375.20
  6. Step 6: Final answer
    x = 7,100,430.05

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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.