Home / 10,040,745.68-13,856,336.84-5,457,068.24

Finding the Fourth Proportional to 10,040,745.68, 13,856,336.84 and 5,457,068.24

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Solution

The fourth proportional to 10,040,745.68, 13,856,336.84 and 5,457,068.24 is: 7,530,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,040,745.68 : 13,856,336.84 = 5,457,068.24 : x
  2. Step 2: Convert to fraction form
    10,040,745.68/13,856,336.84 = 5,457,068.24/x
  3. Step 3: Cross multiply
    10,040,745.68x = 13,856,336.84 × 5,457,068.24
  4. Step 4: Simplify right side
    10,040,745.68x = 75,614,975,692,305.97
  5. Step 5: Solve for x
    x = 75,614,975,692,305.97/10,040,745.68
  6. Step 6: Final answer
    x = 7,530,812.76

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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.