Home / 28,339,086.09-39,098,151.73-17,179,157.26

Finding the Fourth Proportional to 28,339,086.09, 39,098,151.73 and 17,179,157.26

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Solution

The fourth proportional to 28,339,086.09, 39,098,151.73 and 17,179,157.26 is: 23,701,304.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,339,086.09 : 39,098,151.73 = 17,179,157.26 : x
  2. Step 2: Convert to fraction form
    28,339,086.09/39,098,151.73 = 17,179,157.26/x
  3. Step 3: Cross multiply
    28,339,086.09x = 39,098,151.73 × 17,179,157.26
  4. Step 4: Simplify right side
    28,339,086.09x = 671,673,297,215,357.75
  5. Step 5: Solve for x
    x = 671,673,297,215,357.75/28,339,086.09
  6. Step 6: Final answer
    x = 23,701,304.09

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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.