Home / 38,297,052.52-52,849,681.42-21,777,179.84

Finding the Fourth Proportional to 38,297,052.52, 52,849,681.42 and 21,777,179.84

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Solution

The fourth proportional to 38,297,052.52, 52,849,681.42 and 21,777,179.84 is: 30,052,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,297,052.52 : 52,849,681.42 = 21,777,179.84 : x
  2. Step 2: Convert to fraction form
    38,297,052.52/52,849,681.42 = 21,777,179.84/x
  3. Step 3: Cross multiply
    38,297,052.52x = 52,849,681.42 × 21,777,179.84
  4. Step 4: Simplify right side
    38,297,052.52x = 1,150,917,016,770,046.50
  5. Step 5: Solve for x
    x = 1,150,917,016,770,046.50/38,297,052.52
  6. Step 6: Final answer
    x = 30,052,365.42

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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.