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Finding the Fourth Proportional to 32,362,982.40, 48,511,814.40 and 16,164,019.20

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Solution

The fourth proportional to 32,362,982.40, 48,511,814.40 and 16,164,019.20 is: 24,229,716.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,362,982.40 : 48,511,814.40 = 16,164,019.20 : x
  2. Step 2: Convert to fraction form
    32,362,982.40/48,511,814.40 = 16,164,019.20/x
  3. Step 3: Cross multiply
    32,362,982.40x = 48,511,814.40 × 16,164,019.20
  4. Step 4: Simplify right side
    32,362,982.40x = 784,145,899,388,436.38
  5. Step 5: Solve for x
    x = 784,145,899,388,436.38/32,362,982.40
  6. Step 6: Final answer
    x = 24,229,716.83

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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.