Home / 31,722,963.36-43,777,537.12-17,971,895.04

Finding the Fourth Proportional to 31,722,963.36, 43,777,537.12 and 17,971,895.04

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Solution

The fourth proportional to 31,722,963.36, 43,777,537.12 and 17,971,895.04 is: 24,801,128.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,722,963.36 : 43,777,537.12 = 17,971,895.04 : x
  2. Step 2: Convert to fraction form
    31,722,963.36/43,777,537.12 = 17,971,895.04/x
  3. Step 3: Cross multiply
    31,722,963.36x = 43,777,537.12 × 17,971,895.04
  4. Step 4: Simplify right side
    31,722,963.36x = 786,765,302,230,343.75
  5. Step 5: Solve for x
    x = 786,765,302,230,343.75/31,722,963.36
  6. Step 6: Final answer
    x = 24,801,128.86

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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.