Home / 8,107,991.49-11,189,029.40-4,436,908.92

Finding the Fourth Proportional to 8,107,991.49, 11,189,029.40 and 4,436,908.92

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Solution

The fourth proportional to 8,107,991.49, 11,189,029.40 and 4,436,908.92 is: 6,122,934.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107,991.49 : 11,189,029.40 = 4,436,908.92 : x
  2. Step 2: Convert to fraction form
    8,107,991.49/11,189,029.40 = 4,436,908.92/x
  3. Step 3: Cross multiply
    8,107,991.49x = 11,189,029.40 × 4,436,908.92
  4. Step 4: Simplify right side
    8,107,991.49x = 49,644,704,328,817.70
  5. Step 5: Solve for x
    x = 49,644,704,328,817.70/8,107,991.49
  6. Step 6: Final answer
    x = 6,122,934.93

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Double scale
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1.5x scale

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.