Home / 11,207,997.70-16,811,996.55-10,198,259.80

Finding the Fourth Proportional to 11,207,997.70, 16,811,996.55 and 10,198,259.80

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Solution

The fourth proportional to 11,207,997.70, 16,811,996.55 and 10,198,259.80 is: 15,297,389.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207,997.70 : 16,811,996.55 = 10,198,259.80 : x
  2. Step 2: Convert to fraction form
    11,207,997.70/16,811,996.55 = 10,198,259.80/x
  3. Step 3: Cross multiply
    11,207,997.70x = 16,811,996.55 × 10,198,259.80
  4. Step 4: Simplify right side
    11,207,997.70x = 171,453,108,573,603.72
  5. Step 5: Solve for x
    x = 171,453,108,573,603.72/11,207,997.70
  6. Step 6: Final answer
    x = 15,297,389.70

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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.