Home / 35,520,912.70-49,018,858.79-19,223,388.54

Finding the Fourth Proportional to 35,520,912.70, 49,018,858.79 and 19,223,388.54

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Solution

The fourth proportional to 35,520,912.70, 49,018,858.79 and 19,223,388.54 is: 26,528,275.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,520,912.70 : 49,018,858.79 = 19,223,388.54 : x
  2. Step 2: Convert to fraction form
    35,520,912.70/49,018,858.79 = 19,223,388.54/x
  3. Step 3: Cross multiply
    35,520,912.70x = 49,018,858.79 × 19,223,388.54
  4. Step 4: Simplify right side
    35,520,912.70x = 942,308,568,307,564.25
  5. Step 5: Solve for x
    x = 942,308,568,307,564.25/35,520,912.70
  6. Step 6: Final answer
    x = 26,528,275.79

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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.