Home / 27,921,825.78-41,882,750.82-8,754,077.58

Finding the Fourth Proportional to 27,921,825.78, 41,882,750.82 and 8,754,077.58

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Solution

The fourth proportional to 27,921,825.78, 41,882,750.82 and 8,754,077.58 is: 13,131,120.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,921,825.78 : 41,882,750.82 = 8,754,077.58 : x
  2. Step 2: Convert to fraction form
    27,921,825.78/41,882,750.82 = 8,754,077.58/x
  3. Step 3: Cross multiply
    27,921,825.78x = 41,882,750.82 × 8,754,077.58
  4. Step 4: Simplify right side
    27,921,825.78x = 366,644,849,942,088.62
  5. Step 5: Solve for x
    x = 366,644,849,942,088.62/27,921,825.78
  6. Step 6: Final answer
    x = 13,131,120.18

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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.