Home / 39,172,622.78-54,001,245.82-27,375,264.07

Finding the Fourth Proportional to 39,172,622.78, 54,001,245.82 and 27,375,264.07

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Solution

The fourth proportional to 39,172,622.78, 54,001,245.82 and 27,375,264.07 is: 37,738,049.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,172,622.78 : 54,001,245.82 = 27,375,264.07 : x
  2. Step 2: Convert to fraction form
    39,172,622.78/54,001,245.82 = 27,375,264.07/x
  3. Step 3: Cross multiply
    39,172,622.78x = 54,001,245.82 × 27,375,264.07
  4. Step 4: Simplify right side
    39,172,622.78x = 1,478,298,364,431,483.75
  5. Step 5: Solve for x
    x = 1,478,298,364,431,483.75/39,172,622.78
  6. Step 6: Final answer
    x = 37,738,049.17

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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.