Home / 11,729,997.60-17,594,996.40-7,244,800.80

Finding the Fourth Proportional to 11,729,997.60, 17,594,996.40 and 7,244,800.80

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Solution

The fourth proportional to 11,729,997.60, 17,594,996.40 and 7,244,800.80 is: 10,867,201.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,729,997.60 : 17,594,996.40 = 7,244,800.80 : x
  2. Step 2: Convert to fraction form
    11,729,997.60/17,594,996.40 = 7,244,800.80/x
  3. Step 3: Cross multiply
    11,729,997.60x = 17,594,996.40 × 7,244,800.80
  4. Step 4: Simplify right side
    11,729,997.60x = 127,472,243,994,717.11
  5. Step 5: Solve for x
    x = 127,472,243,994,717.11/11,729,997.60
  6. Step 6: Final answer
    x = 10,867,201.20

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1.5x scale

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.