Home / 13,204,350.37-18,215,248.30-8,801,656.93

Finding the Fourth Proportional to 13,204,350.37, 18,215,248.30 and 8,801,656.93

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Solution

The fourth proportional to 13,204,350.37, 18,215,248.30 and 8,801,656.93 is: 12,141,783.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204,350.37 : 18,215,248.30 = 8,801,656.93 : x
  2. Step 2: Convert to fraction form
    13,204,350.37/18,215,248.30 = 8,801,656.93/x
  3. Step 3: Cross multiply
    13,204,350.37x = 18,215,248.30 × 8,801,656.93
  4. Step 4: Simplify right side
    13,204,350.37x = 160,324,366,431,365.72
  5. Step 5: Solve for x
    x = 160,324,366,431,365.72/13,204,350.37
  6. Step 6: Final answer
    x = 12,141,783.73

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1.5x scale

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.