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Finding the Fourth Proportional to 16,611,814.40, 24,862,425.60 and 12,049,894.40

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Solution

The fourth proportional to 16,611,814.40, 24,862,425.60 and 12,049,894.40 is: 18,034,730.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,611,814.40 : 24,862,425.60 = 12,049,894.40 : x
  2. Step 2: Convert to fraction form
    16,611,814.40/24,862,425.60 = 12,049,894.40/x
  3. Step 3: Cross multiply
    16,611,814.40x = 24,862,425.60 × 12,049,894.40
  4. Step 4: Simplify right side
    16,611,814.40x = 299,589,603,007,856.69
  5. Step 5: Solve for x
    x = 299,589,603,007,856.69/16,611,814.40
  6. Step 6: Final answer
    x = 18,034,730.93

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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.