Home / 18,561,667.20-27,842,500.80-17,301,955.20

Finding the Fourth Proportional to 18,561,667.20, 27,842,500.80 and 17,301,955.20

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Solution

The fourth proportional to 18,561,667.20, 27,842,500.80 and 17,301,955.20 is: 25,952,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,561,667.20 : 27,842,500.80 = 17,301,955.20 : x
  2. Step 2: Convert to fraction form
    18,561,667.20/27,842,500.80 = 17,301,955.20/x
  3. Step 3: Cross multiply
    18,561,667.20x = 27,842,500.80 × 17,301,955.20
  4. Step 4: Simplify right side
    18,561,667.20x = 481,729,701,497,564.12
  5. Step 5: Solve for x
    x = 481,729,701,497,564.12/18,561,667.20
  6. Step 6: Final answer
    x = 25,952,932.80

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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.