Home / 14,622,073.57-20,178,769.39-8,006,939.85

Finding the Fourth Proportional to 14,622,073.57, 20,178,769.39 and 8,006,939.85

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Solution

The fourth proportional to 14,622,073.57, 20,178,769.39 and 8,006,939.85 is: 11,049,745.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622,073.57 : 20,178,769.39 = 8,006,939.85 : x
  2. Step 2: Convert to fraction form
    14,622,073.57/20,178,769.39 = 8,006,939.85/x
  3. Step 3: Cross multiply
    14,622,073.57x = 20,178,769.39 × 8,006,939.85
  4. Step 4: Simplify right side
    14,622,073.57x = 161,570,192,732,733.84
  5. Step 5: Solve for x
    x = 161,570,192,732,733.84/14,622,073.57
  6. Step 6: Final answer
    x = 11,049,745.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.