Home / 5,395,126.31-7,445,187.42-2,947,684.85

Finding the Fourth Proportional to 5,395,126.31, 7,445,187.42 and 2,947,684.85

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Solution

The fourth proportional to 5,395,126.31, 7,445,187.42 and 2,947,684.85 is: 4,067,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395,126.31 : 7,445,187.42 = 2,947,684.85 : x
  2. Step 2: Convert to fraction form
    5,395,126.31/7,445,187.42 = 2,947,684.85/x
  3. Step 3: Cross multiply
    5,395,126.31x = 7,445,187.42 × 2,947,684.85
  4. Step 4: Simplify right side
    5,395,126.31x = 21,946,066,163,344.59
  5. Step 5: Solve for x
    x = 21,946,066,163,344.59/5,395,126.31
  6. Step 6: Final answer
    x = 4,067,757.62

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1.5x scale

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.