Home / 45,514,932.75-68,272,468.38-18,588,588.75

Finding the Fourth Proportional to 45,514,932.75, 68,272,468.38 and 18,588,588.75

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Solution

The fourth proportional to 45,514,932.75, 68,272,468.38 and 18,588,588.75 is: 27,882,911.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,514,932.75 : 68,272,468.38 = 18,588,588.75 : x
  2. Step 2: Convert to fraction form
    45,514,932.75/68,272,468.38 = 18,588,588.75/x
  3. Step 3: Cross multiply
    45,514,932.75x = 68,272,468.38 × 18,588,588.75
  4. Step 4: Simplify right side
    45,514,932.75x = 1,269,088,837,663,198.75
  5. Step 5: Solve for x
    x = 1,269,088,837,663,198.75/45,514,932.75
  6. Step 6: Final answer
    x = 27,882,911.41

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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.