Home / 13,764,365.56-18,995,888.46-8,257,947.64

Finding the Fourth Proportional to 13,764,365.56, 18,995,888.46 and 8,257,947.64

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Solution

The fourth proportional to 13,764,365.56, 18,995,888.46 and 8,257,947.64 is: 11,396,606.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,764,365.56 : 18,995,888.46 = 8,257,947.64 : x
  2. Step 2: Convert to fraction form
    13,764,365.56/18,995,888.46 = 8,257,947.64/x
  3. Step 3: Cross multiply
    13,764,365.56x = 18,995,888.46 × 8,257,947.64
  4. Step 4: Simplify right side
    13,764,365.56x = 156,867,052,277,960.25
  5. Step 5: Solve for x
    x = 156,867,052,277,960.25/13,764,365.56
  6. Step 6: Final answer
    x = 11,396,606.08

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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.