Home / 12,187,755.40-18,284,024.40-4,511,467.24

Finding the Fourth Proportional to 12,187,755.40, 18,284,024.40 and 4,511,467.24

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Solution

The fourth proportional to 12,187,755.40, 18,284,024.40 and 4,511,467.24 is: 6,768,086.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,187,755.40 : 18,284,024.40 = 4,511,467.24 : x
  2. Step 2: Convert to fraction form
    12,187,755.40/18,284,024.40 = 4,511,467.24/x
  3. Step 3: Cross multiply
    12,187,755.40x = 18,284,024.40 × 4,511,467.24
  4. Step 4: Simplify right side
    12,187,755.40x = 82,487,777,095,960.66
  5. Step 5: Solve for x
    x = 82,487,777,095,960.66/12,187,755.40
  6. Step 6: Final answer
    x = 6,768,086.03

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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.