Home / 12,321,179.72-18,481,801.19-5,034,639.73

Finding the Fourth Proportional to 12,321,179.72, 18,481,801.19 and 5,034,639.73

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Solution

The fourth proportional to 12,321,179.72, 18,481,801.19 and 5,034,639.73 is: 7,551,972.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,321,179.72 : 18,481,801.19 = 5,034,639.73 : x
  2. Step 2: Convert to fraction form
    12,321,179.72/18,481,801.19 = 5,034,639.73/x
  3. Step 3: Cross multiply
    12,321,179.72x = 18,481,801.19 × 5,034,639.73
  4. Step 4: Simplify right side
    12,321,179.72x = 93,049,210,594,385.67
  5. Step 5: Solve for x
    x = 93,049,210,594,385.67/12,321,179.72
  6. Step 6: Final answer
    x = 7,551,972.52

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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.