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Finding the Fourth Proportional to 24,451,431.60, 36,645,654.60 and 18,743,361.60

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Solution

The fourth proportional to 24,451,431.60, 36,645,654.60 and 18,743,361.60 is: 28,090,901.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,451,431.60 : 36,645,654.60 = 18,743,361.60 : x
  2. Step 2: Convert to fraction form
    24,451,431.60/36,645,654.60 = 18,743,361.60/x
  3. Step 3: Cross multiply
    24,451,431.60x = 36,645,654.60 × 18,743,361.60
  4. Step 4: Simplify right side
    24,451,431.60x = 686,862,755,236,503.50
  5. Step 5: Solve for x
    x = 686,862,755,236,503.50/24,451,431.60
  6. Step 6: Final answer
    x = 28,090,901.44

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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.