Home / 13,764,364.56-18,995,887.08-8,257,946.64

Finding the Fourth Proportional to 13,764,364.56, 18,995,887.08 and 8,257,946.64

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Solution

The fourth proportional to 13,764,364.56, 18,995,887.08 and 8,257,946.64 is: 11,396,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,364.56 : 18,995,887.08 = 8,257,946.64 : x
  2. Step 2: Convert to fraction form
    13,764,364.56/18,995,887.08 = 8,257,946.64/x
  3. Step 3: Cross multiply
    13,764,364.56x = 18,995,887.08 × 8,257,946.64
  4. Step 4: Simplify right side
    13,764,364.56x = 156,867,021,886,105.38
  5. Step 5: Solve for x
    x = 156,867,021,886,105.38/13,764,364.56
  6. Step 6: Final answer
    x = 11,396,604.70

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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.