Home / 27,352,842.24-37,721,340.63-21,789,584.14

Finding the Fourth Proportional to 27,352,842.24, 37,721,340.63 and 21,789,584.14

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Solution

The fourth proportional to 27,352,842.24, 37,721,340.63 and 21,789,584.14 is: 30,049,247.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,352,842.24 : 37,721,340.63 = 21,789,584.14 : x
  2. Step 2: Convert to fraction form
    27,352,842.24/37,721,340.63 = 21,789,584.14/x
  3. Step 3: Cross multiply
    27,352,842.24x = 37,721,340.63 × 21,789,584.14
  4. Step 4: Simplify right side
    27,352,842.24x = 821,932,325,530,985.75
  5. Step 5: Solve for x
    x = 821,932,325,530,985.75/27,352,842.24
  6. Step 6: Final answer
    x = 30,049,247.47

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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.