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Finding the Fourth Proportional to 17,131,203.22, 25,673,971.95 and 9,042,277.30

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Solution

The fourth proportional to 17,131,203.22, 25,673,971.95 and 9,042,277.30 is: 13,551,364.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,131,203.22 : 25,673,971.95 = 9,042,277.30 : x
  2. Step 2: Convert to fraction form
    17,131,203.22/25,673,971.95 = 9,042,277.30/x
  3. Step 3: Cross multiply
    17,131,203.22x = 25,673,971.95 × 9,042,277.30
  4. Step 4: Simplify right side
    17,131,203.22x = 232,151,173,764,321.75
  5. Step 5: Solve for x
    x = 232,151,173,764,321.75/17,131,203.22
  6. Step 6: Final answer
    x = 13,551,364.19

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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.