Home / 38,636,687.38-57,981,603.02-15,917,584.64

Finding the Fourth Proportional to 38,636,687.38, 57,981,603.02 and 15,917,584.64

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Solution

The fourth proportional to 38,636,687.38, 57,981,603.02 and 15,917,584.64 is: 23,887,324.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,636,687.38 : 57,981,603.02 = 15,917,584.64 : x
  2. Step 2: Convert to fraction form
    38,636,687.38/57,981,603.02 = 15,917,584.64/x
  3. Step 3: Cross multiply
    38,636,687.38x = 57,981,603.02 × 15,917,584.64
  4. Step 4: Simplify right side
    38,636,687.38x = 922,927,073,633,729.75
  5. Step 5: Solve for x
    x = 922,927,073,633,729.75/38,636,687.38
  6. Step 6: Final answer
    x = 23,887,324.10

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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.