Home / 33,251,098.05-45,918,209.07-31,439,573.28

Finding the Fourth Proportional to 33,251,098.05, 45,918,209.07 and 31,439,573.28

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Solution

The fourth proportional to 33,251,098.05, 45,918,209.07 and 31,439,573.28 is: 43,416,578.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,251,098.05 : 45,918,209.07 = 31,439,573.28 : x
  2. Step 2: Convert to fraction form
    33,251,098.05/45,918,209.07 = 31,439,573.28/x
  3. Step 3: Cross multiply
    33,251,098.05x = 45,918,209.07 × 31,439,573.28
  4. Step 4: Simplify right side
    33,251,098.05x = 1,443,648,898,942,625.75
  5. Step 5: Solve for x
    x = 1,443,648,898,942,625.75/33,251,098.05
  6. Step 6: Final answer
    x = 43,416,578.21

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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.