Home / 13,551,942.01-20,327,912.45-3,967,320.50

Finding the Fourth Proportional to 13,551,942.01, 20,327,912.45 and 3,967,320.50

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Solution

The fourth proportional to 13,551,942.01, 20,327,912.45 and 3,967,320.50 is: 5,950,980.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,551,942.01 : 20,327,912.45 = 3,967,320.50 : x
  2. Step 2: Convert to fraction form
    13,551,942.01/20,327,912.45 = 3,967,320.50/x
  3. Step 3: Cross multiply
    13,551,942.01x = 20,327,912.45 × 3,967,320.50
  4. Step 4: Simplify right side
    13,551,942.01x = 80,647,343,785,090.22
  5. Step 5: Solve for x
    x = 80,647,343,785,090.22/13,551,942.01
  6. Step 6: Final answer
    x = 5,950,980.58

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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.