Home / 20,049,198.66-27,667,154.07-10,881,644.58

Finding the Fourth Proportional to 20,049,198.66, 27,667,154.07 and 10,881,644.58

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Solution

The fourth proportional to 20,049,198.66, 27,667,154.07 and 10,881,644.58 is: 15,016,267.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,198.66 : 27,667,154.07 = 10,881,644.58 : x
  2. Step 2: Convert to fraction form
    20,049,198.66/27,667,154.07 = 10,881,644.58/x
  3. Step 3: Cross multiply
    20,049,198.66x = 27,667,154.07 × 10,881,644.58
  4. Step 4: Simplify right side
    20,049,198.66x = 301,064,137,129,840.44
  5. Step 5: Solve for x
    x = 301,064,137,129,840.44/20,049,198.66
  6. Step 6: Final answer
    x = 15,016,267.84

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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.