Home / 27,120,820.55-37,405,076.87-17,837,920.44

Finding the Fourth Proportional to 27,120,820.55, 37,405,076.87 and 17,837,920.44

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Solution

The fourth proportional to 27,120,820.55, 37,405,076.87 and 17,837,920.44 is: 24,602,086.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,120,820.55 : 37,405,076.87 = 17,837,920.44 : x
  2. Step 2: Convert to fraction form
    27,120,820.55/37,405,076.87 = 17,837,920.44/x
  3. Step 3: Cross multiply
    27,120,820.55x = 37,405,076.87 × 17,837,920.44
  4. Step 4: Simplify right side
    27,120,820.55x = 667,228,785,303,739.12
  5. Step 5: Solve for x
    x = 667,228,785,303,739.12/27,120,820.55
  6. Step 6: Final answer
    x = 24,602,086.95

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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.