Home / 18,467,452.84-27,702,571.64-5,512,580.40

Finding the Fourth Proportional to 18,467,452.84, 27,702,571.64 and 5,512,580.40

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Solution

The fourth proportional to 18,467,452.84, 27,702,571.64 and 5,512,580.40 is: 8,269,286.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,467,452.84 : 27,702,571.64 = 5,512,580.40 : x
  2. Step 2: Convert to fraction form
    18,467,452.84/27,702,571.64 = 5,512,580.40/x
  3. Step 3: Cross multiply
    18,467,452.84x = 27,702,571.64 × 5,512,580.40
  4. Step 4: Simplify right side
    18,467,452.84x = 152,712,653,452,259.88
  5. Step 5: Solve for x
    x = 152,712,653,452,259.88/18,467,452.84
  6. Step 6: Final answer
    x = 8,269,286.23

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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.