Home / 5,395,135.89-7,445,199.45-2,947,694.27

Finding the Fourth Proportional to 5,395,135.89, 7,445,199.45 and 2,947,694.27

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Solution

The fourth proportional to 5,395,135.89, 7,445,199.45 and 2,947,694.27 is: 4,067,769.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,135.89 : 7,445,199.45 = 2,947,694.27 : x
  2. Step 2: Convert to fraction form
    5,395,135.89/7,445,199.45 = 2,947,694.27/x
  3. Step 3: Cross multiply
    5,395,135.89x = 7,445,199.45 × 2,947,694.27
  4. Step 4: Simplify right side
    5,395,135.89x = 21,946,171,720,546.16
  5. Step 5: Solve for x
    x = 21,946,171,720,546.16/5,395,135.89
  6. Step 6: Final answer
    x = 4,067,769.96

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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.