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Finding the Fourth Proportional to 8,691,337.02, 11,995,529.45 and 5,019,593.66

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Solution

The fourth proportional to 8,691,337.02, 11,995,529.45 and 5,019,593.66 is: 6,927,896.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,337.02 : 11,995,529.45 = 5,019,593.66 : x
  2. Step 2: Convert to fraction form
    8,691,337.02/11,995,529.45 = 5,019,593.66/x
  3. Step 3: Cross multiply
    8,691,337.02x = 11,995,529.45 × 5,019,593.66
  4. Step 4: Simplify right side
    8,691,337.02x = 60,212,683,490,487.68
  5. Step 5: Solve for x
    x = 60,212,683,490,487.68/8,691,337.02
  6. Step 6: Final answer
    x = 6,927,896.52

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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.