Home / 6,508,126.88-9,753,688.32-3,629,378.78

Finding the Fourth Proportional to 6,508,126.88, 9,753,688.32 and 3,629,378.78

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Solution

The fourth proportional to 6,508,126.88, 9,753,688.32 and 3,629,378.78 is: 5,439,326.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,508,126.88 : 9,753,688.32 = 3,629,378.78 : x
  2. Step 2: Convert to fraction form
    6,508,126.88/9,753,688.32 = 3,629,378.78/x
  3. Step 3: Cross multiply
    6,508,126.88x = 9,753,688.32 × 3,629,378.78
  4. Step 4: Simplify right side
    6,508,126.88x = 35,399,829,415,341.85
  5. Step 5: Solve for x
    x = 35,399,829,415,341.85/6,508,126.88
  6. Step 6: Final answer
    x = 5,439,326.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.