Home / 36,693,660.40-55,040,490.60-19,687,548.40

Finding the Fourth Proportional to 36,693,660.40, 55,040,490.60 and 19,687,548.40

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Solution

The fourth proportional to 36,693,660.40, 55,040,490.60 and 19,687,548.40 is: 29,531,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,693,660.40 : 55,040,490.60 = 19,687,548.40 : x
  2. Step 2: Convert to fraction form
    36,693,660.40/55,040,490.60 = 19,687,548.40/x
  3. Step 3: Cross multiply
    36,693,660.40x = 55,040,490.60 × 19,687,548.40
  4. Step 4: Simplify right side
    36,693,660.40x = 1,083,612,322,647,245
  5. Step 5: Solve for x
    x = 1,083,612,322,647,245/36,693,660.40
  6. Step 6: Final answer
    x = 29,531,322.60

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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.