Home / 18,545,643.62-25,592,606.94-10,284,372.78

Finding the Fourth Proportional to 18,545,643.62, 25,592,606.94 and 10,284,372.78

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Solution

The fourth proportional to 18,545,643.62, 25,592,606.94 and 10,284,372.78 is: 14,192,223.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,545,643.62 : 25,592,606.94 = 10,284,372.78 : x
  2. Step 2: Convert to fraction form
    18,545,643.62/25,592,606.94 = 10,284,372.78/x
  3. Step 3: Cross multiply
    18,545,643.62x = 25,592,606.94 × 10,284,372.78
  4. Step 4: Simplify right side
    18,545,643.62x = 263,203,910,182,975.09
  5. Step 5: Solve for x
    x = 263,203,910,182,975.09/18,545,643.62
  6. Step 6: Final answer
    x = 14,192,223.01

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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.