Home / 18,561,635.70-27,842,453.55-18,309,693.30

Finding the Fourth Proportional to 18,561,635.70, 27,842,453.55 and 18,309,693.30

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Solution

The fourth proportional to 18,561,635.70, 27,842,453.55 and 18,309,693.30 is: 27,464,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,561,635.70 : 27,842,453.55 = 18,309,693.30 : x
  2. Step 2: Convert to fraction form
    18,561,635.70/27,842,453.55 = 18,309,693.30/x
  3. Step 3: Cross multiply
    18,561,635.70x = 27,842,453.55 × 18,309,693.30
  4. Step 4: Simplify right side
    18,561,635.70x = 509,786,785,219,996.25
  5. Step 5: Solve for x
    x = 509,786,785,219,996.25/18,561,635.70
  6. Step 6: Final answer
    x = 27,464,539.95

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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.