Home / 20,372,174.22-30,561,299.47-6,726,761.94

Finding the Fourth Proportional to 20,372,174.22, 30,561,299.47 and 6,726,761.94

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Solution

The fourth proportional to 20,372,174.22, 30,561,299.47 and 6,726,761.94 is: 10,091,146.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,372,174.22 : 30,561,299.47 = 6,726,761.94 : x
  2. Step 2: Convert to fraction form
    20,372,174.22/30,561,299.47 = 6,726,761.94/x
  3. Step 3: Cross multiply
    20,372,174.22x = 30,561,299.47 × 6,726,761.94
  4. Step 4: Simplify right side
    20,372,174.22x = 205,578,586,018,518.03
  5. Step 5: Solve for x
    x = 205,578,586,018,518.03/20,372,174.22
  6. Step 6: Final answer
    x = 10,091,146.08

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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.