Home / 18,144,611.70-27,216,917.55-16,353,021.30

Finding the Fourth Proportional to 18,144,611.70, 27,216,917.55 and 16,353,021.30

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Solution

The fourth proportional to 18,144,611.70, 27,216,917.55 and 16,353,021.30 is: 24,529,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,611.70 : 27,216,917.55 = 16,353,021.30 : x
  2. Step 2: Convert to fraction form
    18,144,611.70/27,216,917.55 = 16,353,021.30/x
  3. Step 3: Cross multiply
    18,144,611.70x = 27,216,917.55 × 16,353,021.30
  4. Step 4: Simplify right side
    18,144,611.70x = 445,078,832,415,493.88
  5. Step 5: Solve for x
    x = 445,078,832,415,493.88/18,144,611.70
  6. Step 6: Final answer
    x = 24,529,531.95

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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.