Home / 13,623,500.97-20,415,070.91-11,211,781.25

Finding the Fourth Proportional to 13,623,500.97, 20,415,070.91 and 11,211,781.25

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Solution

The fourth proportional to 13,623,500.97, 20,415,070.91 and 11,211,781.25 is: 16,801,063.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623,500.97 : 20,415,070.91 = 11,211,781.25 : x
  2. Step 2: Convert to fraction form
    13,623,500.97/20,415,070.91 = 11,211,781.25/x
  3. Step 3: Cross multiply
    13,623,500.97x = 20,415,070.91 × 11,211,781.25
  4. Step 4: Simplify right side
    13,623,500.97x = 228,889,309,325,225.56
  5. Step 5: Solve for x
    x = 228,889,309,325,225.56/13,623,500.97
  6. Step 6: Final answer
    x = 16,801,063.83

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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.