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Finding the Fourth Proportional to 17,988,997.85, 24,824,817.04 and 9,729,060.14

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Solution

The fourth proportional to 17,988,997.85, 24,824,817.04 and 9,729,060.14 is: 13,426,103.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,988,997.85 : 24,824,817.04 = 9,729,060.14 : x
  2. Step 2: Convert to fraction form
    17,988,997.85/24,824,817.04 = 9,729,060.14/x
  3. Step 3: Cross multiply
    17,988,997.85x = 24,824,817.04 × 9,729,060.14
  4. Step 4: Simplify right side
    17,988,997.85x = 241,522,137,946,656.78
  5. Step 5: Solve for x
    x = 241,522,137,946,656.78/17,988,997.85
  6. Step 6: Final answer
    x = 13,426,103.00

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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.