Home / 5,456,540.43-7,531,478.09-3,223,274.49

Finding the Fourth Proportional to 5,456,540.43, 7,531,478.09 and 3,223,274.49

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Solution

The fourth proportional to 5,456,540.43, 7,531,478.09 and 3,223,274.49 is: 4,448,976.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456,540.43 : 7,531,478.09 = 3,223,274.49 : x
  2. Step 2: Convert to fraction form
    5,456,540.43/7,531,478.09 = 3,223,274.49/x
  3. Step 3: Cross multiply
    5,456,540.43x = 7,531,478.09 × 3,223,274.49
  4. Step 4: Simplify right side
    5,456,540.43x = 24,276,021,183,374.55
  5. Step 5: Solve for x
    x = 24,276,021,183,374.55/5,456,540.43
  6. Step 6: Final answer
    x = 4,448,976.69

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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.