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Finding the Fourth Proportional to 71,714,474.40, 107,557,714.80 and 23,845,418.40

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Solution

The fourth proportional to 71,714,474.40, 107,557,714.80 and 23,845,418.40 is: 35,763,473.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,714,474.40 : 107,557,714.80 = 23,845,418.40 : x
  2. Step 2: Convert to fraction form
    71,714,474.40/107,557,714.80 = 23,845,418.40/x
  3. Step 3: Cross multiply
    71,714,474.40x = 107,557,714.80 × 23,845,418.40
  4. Step 4: Simplify right side
    71,714,474.40x = 2,564,758,711,553,872
  5. Step 5: Solve for x
    x = 2,564,758,711,553,872/71,714,474.40
  6. Step 6: Final answer
    x = 35,763,473.59

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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.