Home / 12,282,511.32-18,439,732.14-9,444,616.44

Finding the Fourth Proportional to 12,282,511.32, 18,439,732.14 and 9,444,616.44

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Solution

The fourth proportional to 12,282,511.32, 18,439,732.14 and 9,444,616.44 is: 14,179,201.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282,511.32 : 18,439,732.14 = 9,444,616.44 : x
  2. Step 2: Convert to fraction form
    12,282,511.32/18,439,732.14 = 9,444,616.44/x
  3. Step 3: Cross multiply
    12,282,511.32x = 18,439,732.14 × 9,444,616.44
  4. Step 4: Simplify right side
    12,282,511.32x = 174,156,197,318,640.38
  5. Step 5: Solve for x
    x = 174,156,197,318,640.38/12,282,511.32
  6. Step 6: Final answer
    x = 14,179,201.04

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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.