Home / 10,951,631.51-15,112,640.34-5,989,093.56

Finding the Fourth Proportional to 10,951,631.51, 15,112,640.34 and 5,989,093.56

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Solution

The fourth proportional to 10,951,631.51, 15,112,640.34 and 5,989,093.56 is: 8,264,614.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951,631.51 : 15,112,640.34 = 5,989,093.56 : x
  2. Step 2: Convert to fraction form
    10,951,631.51/15,112,640.34 = 5,989,093.56/x
  3. Step 3: Cross multiply
    10,951,631.51x = 15,112,640.34 × 5,989,093.56
  4. Step 4: Simplify right side
    10,951,631.51x = 90,511,016,934,890.20
  5. Step 5: Solve for x
    x = 90,511,016,934,890.20/10,951,631.51
  6. Step 6: Final answer
    x = 8,264,614.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.