Home / 5,369,135.76-7,409,408.31-2,954,687.76

Finding the Fourth Proportional to 5,369,135.76, 7,409,408.31 and 2,954,687.76

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Solution

The fourth proportional to 5,369,135.76, 7,409,408.31 and 2,954,687.76 is: 4,077,469.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,369,135.76 : 7,409,408.31 = 2,954,687.76 : x
  2. Step 2: Convert to fraction form
    5,369,135.76/7,409,408.31 = 2,954,687.76/x
  3. Step 3: Cross multiply
    5,369,135.76x = 7,409,408.31 × 2,954,687.76
  4. Step 4: Simplify right side
    5,369,135.76x = 21,892,488,042,399.28
  5. Step 5: Solve for x
    x = 21,892,488,042,399.28/5,369,135.76
  6. Step 6: Final answer
    x = 4,077,469.64

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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.