Home / 12,684,188.70-17,504,091.63-6,882,822.90

Finding the Fourth Proportional to 12,684,188.70, 17,504,091.63 and 6,882,822.90

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Solution

The fourth proportional to 12,684,188.70, 17,504,091.63 and 6,882,822.90 is: 9,498,247.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,684,188.70 : 17,504,091.63 = 6,882,822.90 : x
  2. Step 2: Convert to fraction form
    12,684,188.70/17,504,091.63 = 6,882,822.90/x
  3. Step 3: Cross multiply
    12,684,188.70x = 17,504,091.63 × 6,882,822.90
  4. Step 4: Simplify right side
    12,684,188.70x = 120,477,562,714,662.33
  5. Step 5: Solve for x
    x = 120,477,562,714,662.33/12,684,188.70
  6. Step 6: Final answer
    x = 9,498,247.43

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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.