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Finding the Fourth Proportional to 6,307,853.92, 8,704,837.07 and 3,407,244.82

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Solution

The fourth proportional to 6,307,853.92, 8,704,837.07 and 3,407,244.82 is: 4,701,997.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,307,853.92 : 8,704,837.07 = 3,407,244.82 : x
  2. Step 2: Convert to fraction form
    6,307,853.92/8,704,837.07 = 3,407,244.82/x
  3. Step 3: Cross multiply
    6,307,853.92x = 8,704,837.07 × 3,407,244.82
  4. Step 4: Simplify right side
    6,307,853.92x = 29,659,510,998,665.25
  5. Step 5: Solve for x
    x = 29,659,510,998,665.25/6,307,853.92
  6. Step 6: Final answer
    x = 4,701,997.13

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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.