Home / 21,324,514,793.08-29,428,755,456.55-11,809,066,542.52

Finding the Fourth Proportional to 21,324,514,793.08, 29,428,755,456.55 and 11,809,066,542.52

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Solution

The fourth proportional to 21,324,514,793.08, 29,428,755,456.55 and 11,809,066,542.52 is: 16,297,024,097.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,324,514,793.08 : 29,428,755,456.55 = 11,809,066,542.52 : x
  2. Step 2: Convert to fraction form
    21,324,514,793.08/29,428,755,456.55 = 11,809,066,542.52/x
  3. Step 3: Cross multiply
    21,324,514,793.08x = 29,428,755,456.55 × 11,809,066,542.52
  4. Step 4: Simplify right side
    21,324,514,793.08x = 347,526,131,449,935,691,776
  5. Step 5: Solve for x
    x = 347,526,131,449,935,691,776/21,324,514,793.08
  6. Step 6: Final answer
    x = 16,297,024,097.48

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1.5x scale

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.