Home / 10,815,876.69-16,223,391-2,728,751.64

Finding the Fourth Proportional to 10,815,876.69, 16,223,391 and 2,728,751.64

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Solution

The fourth proportional to 10,815,876.69, 16,223,391 and 2,728,751.64 is: 4,093,020.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815,876.69 : 16,223,391 = 2,728,751.64 : x
  2. Step 2: Convert to fraction form
    10,815,876.69/16,223,391 = 2,728,751.64/x
  3. Step 3: Cross multiply
    10,815,876.69x = 16,223,391 × 2,728,751.64
  4. Step 4: Simplify right side
    10,815,876.69x = 44,269,604,797,611.24
  5. Step 5: Solve for x
    x = 44,269,604,797,611.24/10,815,876.69
  6. Step 6: Final answer
    x = 4,093,020.48

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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.