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Finding the Fourth Proportional to 17,376,615.84, 23,978,144.81 and 10,310,991.34

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Solution

The fourth proportional to 17,376,615.84, 23,978,144.81 and 10,310,991.34 is: 14,228,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,376,615.84 : 23,978,144.81 = 10,310,991.34 : x
  2. Step 2: Convert to fraction form
    17,376,615.84/23,978,144.81 = 10,310,991.34/x
  3. Step 3: Cross multiply
    17,376,615.84x = 23,978,144.81 × 10,310,991.34
  4. Step 4: Simplify right side
    17,376,615.84x = 247,238,443,495,967.09
  5. Step 5: Solve for x
    x = 247,238,443,495,967.09/17,376,615.84
  6. Step 6: Final answer
    x = 14,228,227.51

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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.