Home / 27,981,165.40-38,614,086.71-16,222,718.91

Finding the Fourth Proportional to 27,981,165.40, 38,614,086.71 and 16,222,718.91

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Solution

The fourth proportional to 27,981,165.40, 38,614,086.71 and 16,222,718.91 is: 22,387,397.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981,165.40 : 38,614,086.71 = 16,222,718.91 : x
  2. Step 2: Convert to fraction form
    27,981,165.40/38,614,086.71 = 16,222,718.91/x
  3. Step 3: Cross multiply
    27,981,165.40x = 38,614,086.71 × 16,222,718.91
  4. Step 4: Simplify right side
    27,981,165.40x = 626,425,474,662,696.75
  5. Step 5: Solve for x
    x = 626,425,474,662,696.75/27,981,165.40
  6. Step 6: Final answer
    x = 22,387,397.58

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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.