Home / 27,981,226.80-38,614,171.56-16,222,780.24

Finding the Fourth Proportional to 27,981,226.80, 38,614,171.56 and 16,222,780.24

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Solution

The fourth proportional to 27,981,226.80, 38,614,171.56 and 16,222,780.24 is: 22,387,482.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,981,226.80 : 38,614,171.56 = 16,222,780.24 : x
  2. Step 2: Convert to fraction form
    27,981,226.80/38,614,171.56 = 16,222,780.24/x
  3. Step 3: Cross multiply
    27,981,226.80x = 38,614,171.56 × 16,222,780.24
  4. Step 4: Simplify right side
    27,981,226.80x = 626,429,219,367,538
  5. Step 5: Solve for x
    x = 626,429,219,367,538/27,981,226.80
  6. Step 6: Final answer
    x = 22,387,482.29

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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.