Home / 27,740,675.43-38,287,546.89-16,729,217.91

Finding the Fourth Proportional to 27,740,675.43, 38,287,546.89 and 16,729,217.91

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Solution

The fourth proportional to 27,740,675.43, 38,287,546.89 and 16,729,217.91 is: 23,089,586.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,740,675.43 : 38,287,546.89 = 16,729,217.91 : x
  2. Step 2: Convert to fraction form
    27,740,675.43/38,287,546.89 = 16,729,217.91/x
  3. Step 3: Cross multiply
    27,740,675.43x = 38,287,546.89 × 16,729,217.91
  4. Step 4: Simplify right side
    27,740,675.43x = 640,520,715,162,152.88
  5. Step 5: Solve for x
    x = 640,520,715,162,152.88/27,740,675.43
  6. Step 6: Final answer
    x = 23,089,586.15

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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.