Home / 12,469,192.68-18,704,849.64-4,381,469.88

Finding the Fourth Proportional to 12,469,192.68, 18,704,849.64 and 4,381,469.88

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Solution

The fourth proportional to 12,469,192.68, 18,704,849.64 and 4,381,469.88 is: 6,572,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,192.68 : 18,704,849.64 = 4,381,469.88 : x
  2. Step 2: Convert to fraction form
    12,469,192.68/18,704,849.64 = 4,381,469.88/x
  3. Step 3: Cross multiply
    12,469,192.68x = 18,704,849.64 × 4,381,469.88
  4. Step 4: Simplify right side
    12,469,192.68x = 81,954,735,307,588.84
  5. Step 5: Solve for x
    x = 81,954,735,307,588.84/12,469,192.68
  6. Step 6: Final answer
    x = 6,572,577.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.