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Finding the Fourth Proportional to 17,817,993.22, 24,588,830.82 and 9,669,231.22

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Solution

The fourth proportional to 17,817,993.22, 24,588,830.82 and 9,669,231.22 is: 13,343,539.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,817,993.22 : 24,588,830.82 = 9,669,231.22 : x
  2. Step 2: Convert to fraction form
    17,817,993.22/24,588,830.82 = 9,669,231.22/x
  3. Step 3: Cross multiply
    17,817,993.22x = 24,588,830.82 × 9,669,231.22
  4. Step 4: Simplify right side
    17,817,993.22x = 237,755,090,628,042.22
  5. Step 5: Solve for x
    x = 237,755,090,628,042.22/17,817,993.22
  6. Step 6: Final answer
    x = 13,343,539.18

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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.