Home / 64,777,969.88-97,166,954.83-21,647,173.25

Finding the Fourth Proportional to 64,777,969.88, 97,166,954.83 and 21,647,173.25

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Solution

The fourth proportional to 64,777,969.88, 97,166,954.83 and 21,647,173.25 is: 32,470,759.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,777,969.88 : 97,166,954.83 = 21,647,173.25 : x
  2. Step 2: Convert to fraction form
    64,777,969.88/97,166,954.83 = 21,647,173.25/x
  3. Step 3: Cross multiply
    64,777,969.88x = 97,166,954.83 × 21,647,173.25
  4. Step 4: Simplify right side
    64,777,969.88x = 2,103,389,905,568,734
  5. Step 5: Solve for x
    x = 2,103,389,905,568,734/64,777,969.88
  6. Step 6: Final answer
    x = 32,470,759.88

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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.