Home / 30,236,198.81-41,729,496.74-17,185,419.49

Finding the Fourth Proportional to 30,236,198.81, 41,729,496.74 and 17,185,419.49

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Solution

The fourth proportional to 30,236,198.81, 41,729,496.74 and 17,185,419.49 is: 23,717,892.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,236,198.81 : 41,729,496.74 = 17,185,419.49 : x
  2. Step 2: Convert to fraction form
    30,236,198.81/41,729,496.74 = 17,185,419.49/x
  3. Step 3: Cross multiply
    30,236,198.81x = 41,729,496.74 × 17,185,419.49
  4. Step 4: Simplify right side
    30,236,198.81x = 717,138,906,632,592.62
  5. Step 5: Solve for x
    x = 717,138,906,632,592.62/30,236,198.81
  6. Step 6: Final answer
    x = 23,717,892.29

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1.5x scale

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.