Home / 12,481,443.70-18,722,165.55-11,064,267.70

Finding the Fourth Proportional to 12,481,443.70, 18,722,165.55 and 11,064,267.70

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Solution

The fourth proportional to 12,481,443.70, 18,722,165.55 and 11,064,267.70 is: 16,596,401.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,481,443.70 : 18,722,165.55 = 11,064,267.70 : x
  2. Step 2: Convert to fraction form
    12,481,443.70/18,722,165.55 = 11,064,267.70/x
  3. Step 3: Cross multiply
    12,481,443.70x = 18,722,165.55 × 11,064,267.70
  4. Step 4: Simplify right side
    12,481,443.70x = 207,147,051,568,917.72
  5. Step 5: Solve for x
    x = 207,147,051,568,917.72/12,481,443.70
  6. Step 6: Final answer
    x = 16,596,401.55

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Similar ratio
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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.