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Finding the Fourth Proportional to 8,659,576.92, 12,994,496.82 and 4,824,609.24

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Solution

The fourth proportional to 8,659,576.92, 12,994,496.82 and 4,824,609.24 is: 7,239,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,659,576.92 : 12,994,496.82 = 4,824,609.24 : x
  2. Step 2: Convert to fraction form
    8,659,576.92/12,994,496.82 = 4,824,609.24/x
  3. Step 3: Cross multiply
    8,659,576.92x = 12,994,496.82 × 4,824,609.24
  4. Step 4: Simplify right side
    8,659,576.92x = 62,693,369,426,922.62
  5. Step 5: Solve for x
    x = 62,693,369,426,922.62/8,659,576.92
  6. Step 6: Final answer
    x = 7,239,772.80

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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.