Home / 18,448,416.70-27,672,625.05-17,403,322.30

Finding the Fourth Proportional to 18,448,416.70, 27,672,625.05 and 17,403,322.30

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Solution

The fourth proportional to 18,448,416.70, 27,672,625.05 and 17,403,322.30 is: 26,104,983.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,448,416.70 : 27,672,625.05 = 17,403,322.30 : x
  2. Step 2: Convert to fraction form
    18,448,416.70/27,672,625.05 = 17,403,322.30/x
  3. Step 3: Cross multiply
    18,448,416.70x = 27,672,625.05 × 17,403,322.30
  4. Step 4: Simplify right side
    18,448,416.70x = 481,595,612,632,203.62
  5. Step 5: Solve for x
    x = 481,595,612,632,203.62/18,448,416.70
  6. Step 6: Final answer
    x = 26,104,983.45

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1.5x scale

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.