Home / 12,511,243.80-18,763,242.34-3,757,169.56

Finding the Fourth Proportional to 12,511,243.80, 18,763,242.34 and 3,757,169.56

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Solution

The fourth proportional to 12,511,243.80, 18,763,242.34 and 3,757,169.56 is: 5,634,666.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,511,243.80 : 18,763,242.34 = 3,757,169.56 : x
  2. Step 2: Convert to fraction form
    12,511,243.80/18,763,242.34 = 3,757,169.56/x
  3. Step 3: Cross multiply
    12,511,243.80x = 18,763,242.34 × 3,757,169.56
  4. Step 4: Simplify right side
    12,511,243.80x = 70,496,682,963,244.84
  5. Step 5: Solve for x
    x = 70,496,682,963,244.84/12,511,243.80
  6. Step 6: Final answer
    x = 5,634,666.23

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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.