Home / 13,104,004.80-18,143,992.80-12,096,235.20

Finding the Fourth Proportional to 13,104,004.80, 18,143,992.80 and 12,096,235.20

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Solution

The fourth proportional to 13,104,004.80, 18,143,992.80 and 12,096,235.20 is: 16,748,620.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,104,004.80 : 18,143,992.80 = 12,096,235.20 : x
  2. Step 2: Convert to fraction form
    13,104,004.80/18,143,992.80 = 12,096,235.20/x
  3. Step 3: Cross multiply
    13,104,004.80x = 18,143,992.80 × 12,096,235.20
  4. Step 4: Simplify right side
    13,104,004.80x = 219,474,004,375,906.56
  5. Step 5: Solve for x
    x = 219,474,004,375,906.56/13,104,004.80
  6. Step 6: Final answer
    x = 16,748,620.57

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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.