Home / 5,571,089.76-7,685,274.27-3,638,481.60

Finding the Fourth Proportional to 5,571,089.76, 7,685,274.27 and 3,638,481.60

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Solution

The fourth proportional to 5,571,089.76, 7,685,274.27 and 3,638,481.60 is: 5,019,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,571,089.76 : 7,685,274.27 = 3,638,481.60 : x
  2. Step 2: Convert to fraction form
    5,571,089.76/7,685,274.27 = 3,638,481.60/x
  3. Step 3: Cross multiply
    5,571,089.76x = 7,685,274.27 × 3,638,481.60
  4. Step 4: Simplify right side
    5,571,089.76x = 27,962,729,022,348.43
  5. Step 5: Solve for x
    x = 27,962,729,022,348.43/5,571,089.76
  6. Step 6: Final answer
    x = 5,019,256.60

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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.