Home / 18,504,300.64-27,766,493.08-7,722,543.72

Finding the Fourth Proportional to 18,504,300.64, 27,766,493.08 and 7,722,543.72

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Solution

The fourth proportional to 18,504,300.64, 27,766,493.08 and 7,722,543.72 is: 11,588,006.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,504,300.64 : 27,766,493.08 = 7,722,543.72 : x
  2. Step 2: Convert to fraction form
    18,504,300.64/27,766,493.08 = 7,722,543.72/x
  3. Step 3: Cross multiply
    18,504,300.64x = 27,766,493.08 × 7,722,543.72
  4. Step 4: Simplify right side
    18,504,300.64x = 214,427,956,761,377.44
  5. Step 5: Solve for x
    x = 214,427,956,761,377.44/18,504,300.64
  6. Step 6: Final answer
    x = 11,588,006.54

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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.