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Finding the Fourth Proportional to 17,310,806.20, 25,968,542.10 and 5,954,735.80

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Solution

The fourth proportional to 17,310,806.20, 25,968,542.10 and 5,954,735.80 is: 8,932,906.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,310,806.20 : 25,968,542.10 = 5,954,735.80 : x
  2. Step 2: Convert to fraction form
    17,310,806.20/25,968,542.10 = 5,954,735.80/x
  3. Step 3: Cross multiply
    17,310,806.20x = 25,968,542.10 × 5,954,735.80
  4. Step 4: Simplify right side
    17,310,806.20x = 154,635,807,316,677.19
  5. Step 5: Solve for x
    x = 154,635,807,316,677.19/17,310,806.20
  6. Step 6: Final answer
    x = 8,932,906.16

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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.