Home / 19,469,653.92-26,876,395.63-12,131,112.85

Finding the Fourth Proportional to 19,469,653.92, 26,876,395.63 and 12,131,112.85

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Solution

The fourth proportional to 19,469,653.92, 26,876,395.63 and 12,131,112.85 is: 16,746,090.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469,653.92 : 26,876,395.63 = 12,131,112.85 : x
  2. Step 2: Convert to fraction form
    19,469,653.92/26,876,395.63 = 12,131,112.85/x
  3. Step 3: Cross multiply
    19,469,653.92x = 26,876,395.63 × 12,131,112.85
  4. Step 4: Simplify right side
    19,469,653.92x = 326,040,588,378,213.50
  5. Step 5: Solve for x
    x = 326,040,588,378,213.50/19,469,653.92
  6. Step 6: Final answer
    x = 16,746,090.59

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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.