Home / 27,660,007.92-38,169,809.24-15,269,835.63

Finding the Fourth Proportional to 27,660,007.92, 38,169,809.24 and 15,269,835.63

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Solution

The fourth proportional to 27,660,007.92, 38,169,809.24 and 15,269,835.63 is: 21,071,820.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,660,007.92 : 38,169,809.24 = 15,269,835.63 : x
  2. Step 2: Convert to fraction form
    27,660,007.92/38,169,809.24 = 15,269,835.63/x
  3. Step 3: Cross multiply
    27,660,007.92x = 38,169,809.24 × 15,269,835.63
  4. Step 4: Simplify right side
    27,660,007.92x = 582,846,713,046,906.12
  5. Step 5: Solve for x
    x = 582,846,713,046,906.12/27,660,007.92
  6. Step 6: Final answer
    x = 21,071,820.18

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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.