Home / 8,172,910.40-11,278,199.70-4,501,747.95

Finding the Fourth Proportional to 8,172,910.40, 11,278,199.70 and 4,501,747.95

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Solution

The fourth proportional to 8,172,910.40, 11,278,199.70 and 4,501,747.95 is: 6,212,182.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,910.40 : 11,278,199.70 = 4,501,747.95 : x
  2. Step 2: Convert to fraction form
    8,172,910.40/11,278,199.70 = 4,501,747.95/x
  3. Step 3: Cross multiply
    8,172,910.40x = 11,278,199.70 × 4,501,747.95
  4. Step 4: Simplify right side
    8,172,910.40x = 50,771,612,379,165.62
  5. Step 5: Solve for x
    x = 50,771,612,379,165.62/8,172,910.40
  6. Step 6: Final answer
    x = 6,212,182.68

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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.