Home / 27,603,654.91-38,091,489.31-15,213,710.79

Finding the Fourth Proportional to 27,603,654.91, 38,091,489.31 and 15,213,710.79

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Solution

The fourth proportional to 27,603,654.91, 38,091,489.31 and 15,213,710.79 is: 20,994,064.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603,654.91 : 38,091,489.31 = 15,213,710.79 : x
  2. Step 2: Convert to fraction form
    27,603,654.91/38,091,489.31 = 15,213,710.79/x
  3. Step 3: Cross multiply
    27,603,654.91x = 38,091,489.31 × 15,213,710.79
  4. Step 4: Simplify right side
    27,603,654.91x = 579,512,901,656,190.62
  5. Step 5: Solve for x
    x = 579,512,901,656,190.62/27,603,654.91
  6. Step 6: Final answer
    x = 20,994,064.14

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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.