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Finding the Fourth Proportional to 73,608,274.88, 110,412,397.65 and 19,755,586.88

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Solution

The fourth proportional to 73,608,274.88, 110,412,397.65 and 19,755,586.88 is: 29,633,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,608,274.88 : 110,412,397.65 = 19,755,586.88 : x
  2. Step 2: Convert to fraction form
    73,608,274.88/110,412,397.65 = 19,755,586.88/x
  3. Step 3: Cross multiply
    73,608,274.88x = 110,412,397.65 × 19,755,586.88
  4. Step 4: Simplify right side
    73,608,274.88x = 2,181,261,713,851,621
  5. Step 5: Solve for x
    x = 2,181,261,713,851,621/73,608,274.88
  6. Step 6: Final answer
    x = 29,633,376.38

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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.