Home / 16,272,573.45-24,408,861.39-12,681,028.59

Finding the Fourth Proportional to 16,272,573.45, 24,408,861.39 and 12,681,028.59

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Solution

The fourth proportional to 16,272,573.45, 24,408,861.39 and 12,681,028.59 is: 19,021,543.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,272,573.45 : 24,408,861.39 = 12,681,028.59 : x
  2. Step 2: Convert to fraction form
    16,272,573.45/24,408,861.39 = 12,681,028.59/x
  3. Step 3: Cross multiply
    16,272,573.45x = 24,408,861.39 × 12,681,028.59
  4. Step 4: Simplify right side
    16,272,573.45x = 309,529,469,135,937.12
  5. Step 5: Solve for x
    x = 309,529,469,135,937.12/16,272,573.45
  6. Step 6: Final answer
    x = 19,021,543.83

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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.