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Finding the Fourth Proportional to 17,691,063.03, 24,413,616.90 and 9,956,105.13

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Solution

The fourth proportional to 17,691,063.03, 24,413,616.90 and 9,956,105.13 is: 13,739,396.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,691,063.03 : 24,413,616.90 = 9,956,105.13 : x
  2. Step 2: Convert to fraction form
    17,691,063.03/24,413,616.90 = 9,956,105.13/x
  3. Step 3: Cross multiply
    17,691,063.03x = 24,413,616.90 × 9,956,105.13
  4. Step 4: Simplify right side
    17,691,063.03x = 243,064,536,459,944.69
  5. Step 5: Solve for x
    x = 243,064,536,459,944.69/17,691,063.03
  6. Step 6: Final answer
    x = 13,739,396.89

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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.