Home / 10,951,890.88-15,107,542.32-6,367,705.60

Finding the Fourth Proportional to 10,951,890.88, 15,107,542.32 and 6,367,705.60

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Solution

The fourth proportional to 10,951,890.88, 15,107,542.32 and 6,367,705.60 is: 8,783,906.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951,890.88 : 15,107,542.32 = 6,367,705.60 : x
  2. Step 2: Convert to fraction form
    10,951,890.88/15,107,542.32 = 6,367,705.60/x
  3. Step 3: Cross multiply
    10,951,890.88x = 15,107,542.32 × 6,367,705.60
  4. Step 4: Simplify right side
    10,951,890.88x = 96,200,381,833,300.98
  5. Step 5: Solve for x
    x = 96,200,381,833,300.98/10,951,890.88
  6. Step 6: Final answer
    x = 8,783,906.17

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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.