Home / 36,543,997.26-50,430,728.40-20,023,987.70

Finding the Fourth Proportional to 36,543,997.26, 50,430,728.40 and 20,023,987.70

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Solution

The fourth proportional to 36,543,997.26, 50,430,728.40 and 20,023,987.70 is: 27,633,109.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,543,997.26 : 50,430,728.40 = 20,023,987.70 : x
  2. Step 2: Convert to fraction form
    36,543,997.26/50,430,728.40 = 20,023,987.70/x
  3. Step 3: Cross multiply
    36,543,997.26x = 50,430,728.40 × 20,023,987.70
  4. Step 4: Simplify right side
    36,543,997.26x = 1,009,824,285,120,939.62
  5. Step 5: Solve for x
    x = 1,009,824,285,120,939.62/36,543,997.26
  6. Step 6: Final answer
    x = 27,633,109.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.