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Finding the Fourth Proportional to 33,408,061.60, 50,112,092.40 and 18,795,402.40

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Solution

The fourth proportional to 33,408,061.60, 50,112,092.40 and 18,795,402.40 is: 28,193,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,408,061.60 : 50,112,092.40 = 18,795,402.40 : x
  2. Step 2: Convert to fraction form
    33,408,061.60/50,112,092.40 = 18,795,402.40/x
  3. Step 3: Cross multiply
    33,408,061.60x = 50,112,092.40 × 18,795,402.40
  4. Step 4: Simplify right side
    33,408,061.60x = 941,876,941,763,981.62
  5. Step 5: Solve for x
    x = 941,876,941,763,981.62/33,408,061.60
  6. Step 6: Final answer
    x = 28,193,103.60

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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.