Home / 28,273,942.53-39,021,200.12-17,116,583.09

Finding the Fourth Proportional to 28,273,942.53, 39,021,200.12 and 17,116,583.09

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Solution

The fourth proportional to 28,273,942.53, 39,021,200.12 and 17,116,583.09 is: 23,622,797.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,273,942.53 : 39,021,200.12 = 17,116,583.09 : x
  2. Step 2: Convert to fraction form
    28,273,942.53/39,021,200.12 = 17,116,583.09/x
  3. Step 3: Cross multiply
    28,273,942.53x = 39,021,200.12 × 17,116,583.09
  4. Step 4: Simplify right side
    28,273,942.53x = 667,909,613,844,809.12
  5. Step 5: Solve for x
    x = 667,909,613,844,809.12/28,273,942.53
  6. Step 6: Final answer
    x = 23,622,797.32

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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.