Home / 25,705,778.55-38,557,309.80-8,431,704.03

Finding the Fourth Proportional to 25,705,778.55, 38,557,309.80 and 8,431,704.03

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Solution

The fourth proportional to 25,705,778.55, 38,557,309.80 and 8,431,704.03 is: 12,647,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,705,778.55 : 38,557,309.80 = 8,431,704.03 : x
  2. Step 2: Convert to fraction form
    25,705,778.55/38,557,309.80 = 8,431,704.03/x
  3. Step 3: Cross multiply
    25,705,778.55x = 38,557,309.80 × 8,431,704.03
  4. Step 4: Simplify right side
    25,705,778.55x = 325,103,824,426,618.44
  5. Step 5: Solve for x
    x = 325,103,824,426,618.44/25,705,778.55
  6. Step 6: Final answer
    x = 12,647,110.60

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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.