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Finding the Fourth Proportional to 16,611,874.80, 24,922,477.80 and 8,092,489.20

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Solution

The fourth proportional to 16,611,874.80, 24,922,477.80 and 8,092,489.20 is: 12,141,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611,874.80 : 24,922,477.80 = 8,092,489.20 : x
  2. Step 2: Convert to fraction form
    16,611,874.80/24,922,477.80 = 8,092,489.20/x
  3. Step 3: Cross multiply
    16,611,874.80x = 24,922,477.80 × 8,092,489.20
  4. Step 4: Simplify right side
    16,611,874.80x = 201,684,882,433,739.78
  5. Step 5: Solve for x
    x = 201,684,882,433,739.78/16,611,874.80
  6. Step 6: Final answer
    x = 12,141,006.65

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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.