Home / 10,691,881.44-16,045,793.28-4,302,188.16

Finding the Fourth Proportional to 10,691,881.44, 16,045,793.28 and 4,302,188.16

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Solution

The fourth proportional to 10,691,881.44, 16,045,793.28 and 4,302,188.16 is: 6,456,489.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691,881.44 : 16,045,793.28 = 4,302,188.16 : x
  2. Step 2: Convert to fraction form
    10,691,881.44/16,045,793.28 = 4,302,188.16/x
  3. Step 3: Cross multiply
    10,691,881.44x = 16,045,793.28 × 4,302,188.16
  4. Step 4: Simplify right side
    10,691,881.44x = 69,032,021,867,023.56
  5. Step 5: Solve for x
    x = 69,032,021,867,023.56/10,691,881.44
  6. Step 6: Final answer
    x = 6,456,489.65

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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.