Home / 9,491,394.94-13,098,120.86-5,140,481.16

Finding the Fourth Proportional to 9,491,394.94, 13,098,120.86 and 5,140,481.16

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Solution

The fourth proportional to 9,491,394.94, 13,098,120.86 and 5,140,481.16 is: 7,093,861.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,491,394.94 : 13,098,120.86 = 5,140,481.16 : x
  2. Step 2: Convert to fraction form
    9,491,394.94/13,098,120.86 = 5,140,481.16/x
  3. Step 3: Cross multiply
    9,491,394.94x = 13,098,120.86 × 5,140,481.16
  4. Step 4: Simplify right side
    9,491,394.94x = 67,330,643,512,233
  5. Step 5: Solve for x
    x = 67,330,643,512,233/9,491,394.94
  6. Step 6: Final answer
    x = 7,093,861.75

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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.