Home / 22,143,905.70-33,215,858.55-6,997,837.20

Finding the Fourth Proportional to 22,143,905.70, 33,215,858.55 and 6,997,837.20

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Solution

The fourth proportional to 22,143,905.70, 33,215,858.55 and 6,997,837.20 is: 10,496,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,905.70 : 33,215,858.55 = 6,997,837.20 : x
  2. Step 2: Convert to fraction form
    22,143,905.70/33,215,858.55 = 6,997,837.20/x
  3. Step 3: Cross multiply
    22,143,905.70x = 33,215,858.55 × 6,997,837.20
  4. Step 4: Simplify right side
    22,143,905.70x = 232,439,170,591,128.06
  5. Step 5: Solve for x
    x = 232,439,170,591,128.06/22,143,905.70
  6. Step 6: Final answer
    x = 10,496,755.80

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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.