Home / 31,373,015.72-47,067,089.22-10,899,755.54

Finding the Fourth Proportional to 31,373,015.72, 47,067,089.22 and 10,899,755.54

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Solution

The fourth proportional to 31,373,015.72, 47,067,089.22 and 10,899,755.54 is: 16,352,261.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,373,015.72 : 47,067,089.22 = 10,899,755.54 : x
  2. Step 2: Convert to fraction form
    31,373,015.72/47,067,089.22 = 10,899,755.54/x
  3. Step 3: Cross multiply
    31,373,015.72x = 47,067,089.22 × 10,899,755.54
  4. Step 4: Simplify right side
    31,373,015.72x = 513,019,766,477,369.25
  5. Step 5: Solve for x
    x = 513,019,766,477,369.25/31,373,015.72
  6. Step 6: Final answer
    x = 16,352,261.80

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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.