Home / 37,729,930.86-52,067,523.14-21,209,910.80

Finding the Fourth Proportional to 37,729,930.86, 52,067,523.14 and 21,209,910.80

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Solution

The fourth proportional to 37,729,930.86, 52,067,523.14 and 21,209,910.80 is: 29,269,799.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,729,930.86 : 52,067,523.14 = 21,209,910.80 : x
  2. Step 2: Convert to fraction form
    37,729,930.86/52,067,523.14 = 21,209,910.80/x
  3. Step 3: Cross multiply
    37,729,930.86x = 52,067,523.14 × 21,209,910.80
  4. Step 4: Simplify right side
    37,729,930.86x = 1,104,347,521,376,336
  5. Step 5: Solve for x
    x = 1,104,347,521,376,336/37,729,930.86
  6. Step 6: Final answer
    x = 29,269,799.76

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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.