Home / 27,962,955.75-38,590,076.16-15,573,049.11

Finding the Fourth Proportional to 27,962,955.75, 38,590,076.16 and 15,573,049.11

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Solution

The fourth proportional to 27,962,955.75, 38,590,076.16 and 15,573,049.11 is: 21,491,474.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,962,955.75 : 38,590,076.16 = 15,573,049.11 : x
  2. Step 2: Convert to fraction form
    27,962,955.75/38,590,076.16 = 15,573,049.11/x
  3. Step 3: Cross multiply
    27,962,955.75x = 38,590,076.16 × 15,573,049.11
  4. Step 4: Simplify right side
    27,962,955.75x = 600,965,151,198,320.12
  5. Step 5: Solve for x
    x = 600,965,151,198,320.12/27,962,955.75
  6. Step 6: Final answer
    x = 21,491,474.53

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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.