Home / 36,088,027.76-49,796,889.48-20,619,114.32

Finding the Fourth Proportional to 36,088,027.76, 49,796,889.48 and 20,619,114.32

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Solution

The fourth proportional to 36,088,027.76, 49,796,889.48 and 20,619,114.32 is: 28,451,755.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,088,027.76 : 49,796,889.48 = 20,619,114.32 : x
  2. Step 2: Convert to fraction form
    36,088,027.76/49,796,889.48 = 20,619,114.32/x
  3. Step 3: Cross multiply
    36,088,027.76x = 49,796,889.48 × 20,619,114.32
  4. Step 4: Simplify right side
    36,088,027.76x = 1,026,767,756,968,525.25
  5. Step 5: Solve for x
    x = 1,026,767,756,968,525.25/36,088,027.76
  6. Step 6: Final answer
    x = 28,451,755.91

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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.