Home / 35,675,912.76-49,236,843.69-19,999,171.32

Finding the Fourth Proportional to 35,675,912.76, 49,236,843.69 and 19,999,171.32

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Solution

The fourth proportional to 35,675,912.76, 49,236,843.69 and 19,999,171.32 is: 27,601,145.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,675,912.76 : 49,236,843.69 = 19,999,171.32 : x
  2. Step 2: Convert to fraction form
    35,675,912.76/49,236,843.69 = 19,999,171.32/x
  3. Step 3: Cross multiply
    35,675,912.76x = 49,236,843.69 × 19,999,171.32
  4. Step 4: Simplify right side
    35,675,912.76x = 984,696,072,212,371
  5. Step 5: Solve for x
    x = 984,696,072,212,371/35,675,912.76
  6. Step 6: Final answer
    x = 27,601,145.87

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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.