Home / 11,206,777.20-16,810,165.80-8,372,425.20

Finding the Fourth Proportional to 11,206,777.20, 16,810,165.80 and 8,372,425.20

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Solution

The fourth proportional to 11,206,777.20, 16,810,165.80 and 8,372,425.20 is: 12,558,637.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,206,777.20 : 16,810,165.80 = 8,372,425.20 : x
  2. Step 2: Convert to fraction form
    11,206,777.20/16,810,165.80 = 8,372,425.20/x
  3. Step 3: Cross multiply
    11,206,777.20x = 16,810,165.80 × 8,372,425.20
  4. Step 4: Simplify right side
    11,206,777.20x = 140,741,855,760,098.16
  5. Step 5: Solve for x
    x = 140,741,855,760,098.16/11,206,777.20
  6. Step 6: Final answer
    x = 12,558,637.80

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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.