Home / 32,190,321.76-44,414,868.24-20,425,300.48

Finding the Fourth Proportional to 32,190,321.76, 44,414,868.24 and 20,425,300.48

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Solution

The fourth proportional to 32,190,321.76, 44,414,868.24 and 20,425,300.48 is: 28,181,980.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,190,321.76 : 44,414,868.24 = 20,425,300.48 : x
  2. Step 2: Convert to fraction form
    32,190,321.76/44,414,868.24 = 20,425,300.48/x
  3. Step 3: Cross multiply
    32,190,321.76x = 44,414,868.24 × 20,425,300.48
  4. Step 4: Simplify right side
    32,190,321.76x = 907,187,029,581,608.88
  5. Step 5: Solve for x
    x = 907,187,029,581,608.88/32,190,321.76
  6. Step 6: Final answer
    x = 28,181,980.79

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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.