Home / 17,021,618.56-23,489,806.80-9,286,661.56

Finding the Fourth Proportional to 17,021,618.56, 23,489,806.80 and 9,286,661.56

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Solution

The fourth proportional to 17,021,618.56, 23,489,806.80 and 9,286,661.56 is: 12,815,578.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021,618.56 : 23,489,806.80 = 9,286,661.56 : x
  2. Step 2: Convert to fraction form
    17,021,618.56/23,489,806.80 = 9,286,661.56/x
  3. Step 3: Cross multiply
    17,021,618.56x = 23,489,806.80 × 9,286,661.56
  4. Step 4: Simplify right side
    17,021,618.56x = 218,141,885,861,386.62
  5. Step 5: Solve for x
    x = 218,141,885,861,386.62/17,021,618.56
  6. Step 6: Final answer
    x = 12,815,578.32

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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.