Home / 31,706,135.49-43,755,544.08-30,253,308.69

Finding the Fourth Proportional to 31,706,135.49, 43,755,544.08 and 30,253,308.69

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Solution

The fourth proportional to 31,706,135.49, 43,755,544.08 and 30,253,308.69 is: 41,750,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,706,135.49 : 43,755,544.08 = 30,253,308.69 : x
  2. Step 2: Convert to fraction form
    31,706,135.49/43,755,544.08 = 30,253,308.69/x
  3. Step 3: Cross multiply
    31,706,135.49x = 43,755,544.08 × 30,253,308.69
  4. Step 4: Simplify right side
    31,706,135.49x = 1,323,749,981,951,142
  5. Step 5: Solve for x
    x = 1,323,749,981,951,142/31,706,135.49
  6. Step 6: Final answer
    x = 41,750,593.74

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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.