Home / 9,664,128.92-13,325,540.94-6,174,857.84

Finding the Fourth Proportional to 9,664,128.92, 13,325,540.94 and 6,174,857.84

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Solution

The fourth proportional to 9,664,128.92, 13,325,540.94 and 6,174,857.84 is: 8,514,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664,128.92 : 13,325,540.94 = 6,174,857.84 : x
  2. Step 2: Convert to fraction form
    9,664,128.92/13,325,540.94 = 6,174,857.84/x
  3. Step 3: Cross multiply
    9,664,128.92x = 13,325,540.94 × 6,174,857.84
  4. Step 4: Simplify right side
    9,664,128.92x = 82,283,320,945,599.97
  5. Step 5: Solve for x
    x = 82,283,320,945,599.97/9,664,128.92
  6. Step 6: Final answer
    x = 8,514,302.91

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1.5x scale

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.