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Finding the Fourth Proportional to 24,195,436.80, 36,251,164.80 and 20,416,300.80

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Solution

The fourth proportional to 24,195,436.80, 36,251,164.80 and 20,416,300.80 is: 30,589,019.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,195,436.80 : 36,251,164.80 = 20,416,300.80 : x
  2. Step 2: Convert to fraction form
    24,195,436.80/36,251,164.80 = 20,416,300.80/x
  3. Step 3: Cross multiply
    24,195,436.80x = 36,251,164.80 × 20,416,300.80
  4. Step 4: Simplify right side
    24,195,436.80x = 740,114,684,907,171.75
  5. Step 5: Solve for x
    x = 740,114,684,907,171.75/24,195,436.80
  6. Step 6: Final answer
    x = 30,589,019.37

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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.