Home / 64,777,969.69-97,166,954.54-21,647,173.06

Finding the Fourth Proportional to 64,777,969.69, 97,166,954.54 and 21,647,173.06

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Solution

The fourth proportional to 64,777,969.69, 97,166,954.54 and 21,647,173.06 is: 32,470,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,777,969.69 : 97,166,954.54 = 21,647,173.06 : x
  2. Step 2: Convert to fraction form
    64,777,969.69/97,166,954.54 = 21,647,173.06/x
  3. Step 3: Cross multiply
    64,777,969.69x = 97,166,954.54 × 21,647,173.06
  4. Step 4: Simplify right side
    64,777,969.69x = 2,103,389,880,532,296.50
  5. Step 5: Solve for x
    x = 2,103,389,880,532,296.50/64,777,969.69
  6. Step 6: Final answer
    x = 32,470,759.59

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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.