Home / 10,790,745.30-16,172,339.85-4,393,770.30

Finding the Fourth Proportional to 10,790,745.30, 16,172,339.85 and 4,393,770.30

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Solution

The fourth proportional to 10,790,745.30, 16,172,339.85 and 4,393,770.30 is: 6,585,045.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,745.30 : 16,172,339.85 = 4,393,770.30 : x
  2. Step 2: Convert to fraction form
    10,790,745.30/16,172,339.85 = 4,393,770.30/x
  3. Step 3: Cross multiply
    10,790,745.30x = 16,172,339.85 × 4,393,770.30
  4. Step 4: Simplify right side
    10,790,745.30x = 71,057,546,514,436.45
  5. Step 5: Solve for x
    x = 71,057,546,514,436.45/10,790,745.30
  6. Step 6: Final answer
    x = 6,585,045.29

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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.