Home / 12,504,942-17,256,819.96-6,781,806

Finding the Fourth Proportional to 12,504,942, 17,256,819.96 and 6,781,806

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Solution

The fourth proportional to 12,504,942, 17,256,819.96 and 6,781,806 is: 9,358,892.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,504,942 : 17,256,819.96 = 6,781,806 : x
  2. Step 2: Convert to fraction form
    12,504,942/17,256,819.96 = 6,781,806/x
  3. Step 3: Cross multiply
    12,504,942x = 17,256,819.96 × 6,781,806
  4. Step 4: Simplify right side
    12,504,942x = 117,032,405,145,647.77
  5. Step 5: Solve for x
    x = 117,032,405,145,647.77/12,504,942
  6. Step 6: Final answer
    x = 9,358,892.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.