Home / 13,738,829.14-20,608,314.99-8,055,067.78

Finding the Fourth Proportional to 13,738,829.14, 20,608,314.99 and 8,055,067.78

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Solution

The fourth proportional to 13,738,829.14, 20,608,314.99 and 8,055,067.78 is: 12,082,643.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,738,829.14 : 20,608,314.99 = 8,055,067.78 : x
  2. Step 2: Convert to fraction form
    13,738,829.14/20,608,314.99 = 8,055,067.78/x
  3. Step 3: Cross multiply
    13,738,829.14x = 20,608,314.99 × 8,055,067.78
  4. Step 4: Simplify right side
    13,738,829.14x = 166,001,374,076,040
  5. Step 5: Solve for x
    x = 166,001,374,076,040/13,738,829.14
  6. Step 6: Final answer
    x = 12,082,643.46

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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.