Home / 19,469,944.09-26,876,795.85-12,131,403.02

Finding the Fourth Proportional to 19,469,944.09, 26,876,795.85 and 12,131,403.02

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Solution

The fourth proportional to 19,469,944.09, 26,876,795.85 and 12,131,403.02 is: 16,746,490.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,469,944.09 : 26,876,795.85 = 12,131,403.02 : x
  2. Step 2: Convert to fraction form
    19,469,944.09/26,876,795.85 = 12,131,403.02/x
  3. Step 3: Cross multiply
    19,469,944.09x = 26,876,795.85 × 12,131,403.02
  4. Step 4: Simplify right side
    19,469,944.09x = 326,053,242,208,229.50
  5. Step 5: Solve for x
    x = 326,053,242,208,229.50/19,469,944.09
  6. Step 6: Final answer
    x = 16,746,490.94

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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.