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Finding the Fourth Proportional to 16,404,388.80, 24,592,624.80 and 10,019,120.32

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Solution

The fourth proportional to 16,404,388.80, 24,592,624.80 and 10,019,120.32 is: 15,020,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,404,388.80 : 24,592,624.80 = 10,019,120.32 : x
  2. Step 2: Convert to fraction form
    16,404,388.80/24,592,624.80 = 10,019,120.32/x
  3. Step 3: Cross multiply
    16,404,388.80x = 24,592,624.80 × 10,019,120.32
  4. Step 4: Simplify right side
    16,404,388.80x = 246,396,466,855,815.94
  5. Step 5: Solve for x
    x = 246,396,466,855,815.94/16,404,388.80
  6. Step 6: Final answer
    x = 15,020,155.27

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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.