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Finding the Fourth Proportional to 6,647,265.92, 9,975,379.91 and 2,329,354.98

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Solution

The fourth proportional to 6,647,265.92, 9,975,379.91 and 2,329,354.98 is: 3,495,602.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,647,265.92 : 9,975,379.91 = 2,329,354.98 : x
  2. Step 2: Convert to fraction form
    6,647,265.92/9,975,379.91 = 2,329,354.98/x
  3. Step 3: Cross multiply
    6,647,265.92x = 9,975,379.91 × 2,329,354.98
  4. Step 4: Simplify right side
    6,647,265.92x = 23,236,200,859,103.68
  5. Step 5: Solve for x
    x = 23,236,200,859,103.68/6,647,265.92
  6. Step 6: Final answer
    x = 3,495,602.73

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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.