Home / 18,166,864.59-27,255,556.61-5,387,676.84

Finding the Fourth Proportional to 18,166,864.59, 27,255,556.61 and 5,387,676.84

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Solution

The fourth proportional to 18,166,864.59, 27,255,556.61 and 5,387,676.84 is: 8,083,075.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166,864.59 : 27,255,556.61 = 5,387,676.84 : x
  2. Step 2: Convert to fraction form
    18,166,864.59/27,255,556.61 = 5,387,676.84/x
  3. Step 3: Cross multiply
    18,166,864.59x = 27,255,556.61 × 5,387,676.84
  4. Step 4: Simplify right side
    18,166,864.59x = 146,844,131,082,067.53
  5. Step 5: Solve for x
    x = 146,844,131,082,067.53/18,166,864.59
  6. Step 6: Final answer
    x = 8,083,075.11

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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.