Home / 12,511,042.31-18,769,393.27-6,753,652.37

Finding the Fourth Proportional to 12,511,042.31, 18,769,393.27 and 6,753,652.37

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Solution

The fourth proportional to 12,511,042.31, 18,769,393.27 and 6,753,652.37 is: 10,132,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,511,042.31 : 18,769,393.27 = 6,753,652.37 : x
  2. Step 2: Convert to fraction form
    12,511,042.31/18,769,393.27 = 6,753,652.37/x
  3. Step 3: Cross multiply
    12,511,042.31x = 18,769,393.27 × 6,753,652.37
  4. Step 4: Simplify right side
    12,511,042.31x = 126,761,957,264,434.72
  5. Step 5: Solve for x
    x = 126,761,957,264,434.72/12,511,042.31
  6. Step 6: Final answer
    x = 10,132,006.13

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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.