Home / 27,288,511.80-40,932,767.70-18,081,296.48

Finding the Fourth Proportional to 27,288,511.80, 40,932,767.70 and 18,081,296.48

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Solution

The fourth proportional to 27,288,511.80, 40,932,767.70 and 18,081,296.48 is: 27,121,944.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,288,511.80 : 40,932,767.70 = 18,081,296.48 : x
  2. Step 2: Convert to fraction form
    27,288,511.80/40,932,767.70 = 18,081,296.48/x
  3. Step 3: Cross multiply
    27,288,511.80x = 40,932,767.70 × 18,081,296.48
  4. Step 4: Simplify right side
    27,288,511.80x = 740,117,508,326,004
  5. Step 5: Solve for x
    x = 740,117,508,326,004/27,288,511.80
  6. Step 6: Final answer
    x = 27,121,944.71

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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.