Home / 31,722,962.36-43,777,535.74-17,971,894.04

Finding the Fourth Proportional to 31,722,962.36, 43,777,535.74 and 17,971,894.04

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Solution

The fourth proportional to 31,722,962.36, 43,777,535.74 and 17,971,894.04 is: 24,801,127.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,722,962.36 : 43,777,535.74 = 17,971,894.04 : x
  2. Step 2: Convert to fraction form
    31,722,962.36/43,777,535.74 = 17,971,894.04/x
  3. Step 3: Cross multiply
    31,722,962.36x = 43,777,535.74 × 17,971,894.04
  4. Step 4: Simplify right side
    31,722,962.36x = 786,765,233,651,593
  5. Step 5: Solve for x
    x = 786,765,233,651,593/31,722,962.36
  6. Step 6: Final answer
    x = 24,801,127.48

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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.