Home / 13,701,912.97-20,552,861.59-12,793,897.22

Finding the Fourth Proportional to 13,701,912.97, 20,552,861.59 and 12,793,897.22

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Solution

The fourth proportional to 13,701,912.97, 20,552,861.59 and 12,793,897.22 is: 19,190,838.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701,912.97 : 20,552,861.59 = 12,793,897.22 : x
  2. Step 2: Convert to fraction form
    13,701,912.97/20,552,861.59 = 12,793,897.22/x
  3. Step 3: Cross multiply
    13,701,912.97x = 20,552,861.59 × 12,793,897.22
  4. Step 4: Simplify right side
    13,701,912.97x = 262,951,198,887,975.66
  5. Step 5: Solve for x
    x = 262,951,198,887,975.66/13,701,912.97
  6. Step 6: Final answer
    x = 19,190,838.50

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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.