Home / 18,615,575.56-27,923,370.65-5,837,076.72

Finding the Fourth Proportional to 18,615,575.56, 27,923,370.65 and 5,837,076.72

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Solution

The fourth proportional to 18,615,575.56, 27,923,370.65 and 5,837,076.72 is: 8,755,617.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,615,575.56 : 27,923,370.65 = 5,837,076.72 : x
  2. Step 2: Convert to fraction form
    18,615,575.56/27,923,370.65 = 5,837,076.72/x
  3. Step 3: Cross multiply
    18,615,575.56x = 27,923,370.65 × 5,837,076.72
  4. Step 4: Simplify right side
    18,615,575.56x = 162,990,856,765,046.25
  5. Step 5: Solve for x
    x = 162,990,856,765,046.25/18,615,575.56
  6. Step 6: Final answer
    x = 8,755,617.37

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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.