Home / 30,505,860.53-42,087,845.23-17,273,229.32

Finding the Fourth Proportional to 30,505,860.53, 42,087,845.23 and 17,273,229.32

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Solution

The fourth proportional to 30,505,860.53, 42,087,845.23 and 17,273,229.32 is: 23,831,256.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,505,860.53 : 42,087,845.23 = 17,273,229.32 : x
  2. Step 2: Convert to fraction form
    30,505,860.53/42,087,845.23 = 17,273,229.32/x
  3. Step 3: Cross multiply
    30,505,860.53x = 42,087,845.23 × 17,273,229.32
  4. Step 4: Simplify right side
    30,505,860.53x = 726,993,001,945,652.88
  5. Step 5: Solve for x
    x = 726,993,001,945,652.88/30,505,860.53
  6. Step 6: Final answer
    x = 23,831,256.99

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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.