Home / 11,102,787.90-16,682,175.45-7,061,211.90

Finding the Fourth Proportional to 11,102,787.90, 16,682,175.45 and 7,061,211.90

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Solution

The fourth proportional to 11,102,787.90, 16,682,175.45 and 7,061,211.90 is: 10,609,621.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102,787.90 : 16,682,175.45 = 7,061,211.90 : x
  2. Step 2: Convert to fraction form
    11,102,787.90/16,682,175.45 = 7,061,211.90/x
  3. Step 3: Cross multiply
    11,102,787.90x = 16,682,175.45 × 7,061,211.90
  4. Step 4: Simplify right side
    11,102,787.90x = 117,796,375,805,427.86
  5. Step 5: Solve for x
    x = 117,796,375,805,427.86/11,102,787.90
  6. Step 6: Final answer
    x = 10,609,621.37

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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.