Home / 27,188,021.88-37,520,282.16-16,740,065.66

Finding the Fourth Proportional to 27,188,021.88, 37,520,282.16 and 16,740,065.66

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Solution

The fourth proportional to 27,188,021.88, 37,520,282.16 and 16,740,065.66 is: 23,101,790.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,188,021.88 : 37,520,282.16 = 16,740,065.66 : x
  2. Step 2: Convert to fraction form
    27,188,021.88/37,520,282.16 = 16,740,065.66/x
  3. Step 3: Cross multiply
    27,188,021.88x = 37,520,282.16 × 16,740,065.66
  4. Step 4: Simplify right side
    27,188,021.88x = 628,091,987,096,702.62
  5. Step 5: Solve for x
    x = 628,091,987,096,702.62/27,188,021.88
  6. Step 6: Final answer
    x = 23,101,790.56

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1.5x scale

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.