Home / 11,162,309.40-16,743,464.10-7,950,043.80

Finding the Fourth Proportional to 11,162,309.40, 16,743,464.10 and 7,950,043.80

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Solution

The fourth proportional to 11,162,309.40, 16,743,464.10 and 7,950,043.80 is: 11,925,065.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,162,309.40 : 16,743,464.10 = 7,950,043.80 : x
  2. Step 2: Convert to fraction form
    11,162,309.40/16,743,464.10 = 7,950,043.80/x
  3. Step 3: Cross multiply
    11,162,309.40x = 16,743,464.10 × 7,950,043.80
  4. Step 4: Simplify right side
    11,162,309.40x = 133,111,272,958,727.58
  5. Step 5: Solve for x
    x = 133,111,272,958,727.58/11,162,309.40
  6. Step 6: Final answer
    x = 11,925,065.70

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Double scale
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1.5x scale

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.