Home / 12,299,562.45-18,433,340.91-5,004,520.61

Finding the Fourth Proportional to 12,299,562.45, 18,433,340.91 and 5,004,520.61

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Solution

The fourth proportional to 12,299,562.45, 18,433,340.91 and 5,004,520.61 is: 7,500,269.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,562.45 : 18,433,340.91 = 5,004,520.61 : x
  2. Step 2: Convert to fraction form
    12,299,562.45/18,433,340.91 = 5,004,520.61/x
  3. Step 3: Cross multiply
    12,299,562.45x = 18,433,340.91 × 5,004,520.61
  4. Step 4: Simplify right side
    12,299,562.45x = 92,250,034,403,084.45
  5. Step 5: Solve for x
    x = 92,250,034,403,084.45/12,299,562.45
  6. Step 6: Final answer
    x = 7,500,269.61

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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.