Home / 8,355,379.96-12,534,007.38-7,497,175.78

Finding the Fourth Proportional to 8,355,379.96, 12,534,007.38 and 7,497,175.78

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Solution

The fourth proportional to 8,355,379.96, 12,534,007.38 and 7,497,175.78 is: 11,246,604.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,355,379.96 : 12,534,007.38 = 7,497,175.78 : x
  2. Step 2: Convert to fraction form
    8,355,379.96/12,534,007.38 = 7,497,175.78/x
  3. Step 3: Cross multiply
    8,355,379.96x = 12,534,007.38 × 7,497,175.78
  4. Step 4: Simplify right side
    8,355,379.96x = 93,969,656,555,677.27
  5. Step 5: Solve for x
    x = 93,969,656,555,677.27/8,355,379.96
  6. Step 6: Final answer
    x = 11,246,604.82

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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.