Home / 8,183,379.78-11,290,849.20-4,651,126.92

Finding the Fourth Proportional to 8,183,379.78, 11,290,849.20 and 4,651,126.92

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Solution

The fourth proportional to 8,183,379.78, 11,290,849.20 and 4,651,126.92 is: 6,417,296.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183,379.78 : 11,290,849.20 = 4,651,126.92 : x
  2. Step 2: Convert to fraction form
    8,183,379.78/11,290,849.20 = 4,651,126.92/x
  3. Step 3: Cross multiply
    8,183,379.78x = 11,290,849.20 × 4,651,126.92
  4. Step 4: Simplify right side
    8,183,379.78x = 52,515,172,663,780.46
  5. Step 5: Solve for x
    x = 52,515,172,663,780.46/8,183,379.78
  6. Step 6: Final answer
    x = 6,417,296.29

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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.