Home / 31,708,640.36-43,755,251.12-17,580,203.84

Finding the Fourth Proportional to 31,708,640.36, 43,755,251.12 and 17,580,203.84

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Solution

The fourth proportional to 31,708,640.36, 43,755,251.12 and 17,580,203.84 is: 24,259,199.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,708,640.36 : 43,755,251.12 = 17,580,203.84 : x
  2. Step 2: Convert to fraction form
    31,708,640.36/43,755,251.12 = 17,580,203.84/x
  3. Step 3: Cross multiply
    31,708,640.36x = 43,755,251.12 × 17,580,203.84
  4. Step 4: Simplify right side
    31,708,640.36x = 769,226,233,759,988.25
  5. Step 5: Solve for x
    x = 769,226,233,759,988.25/31,708,640.36
  6. Step 6: Final answer
    x = 24,259,199.54

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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.