Home / 37,902,868.36-52,305,957.56-20,499,213.44

Finding the Fourth Proportional to 37,902,868.36, 52,305,957.56 and 20,499,213.44

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Solution

The fourth proportional to 37,902,868.36, 52,305,957.56 and 20,499,213.44 is: 28,288,914.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,902,868.36 : 52,305,957.56 = 20,499,213.44 : x
  2. Step 2: Convert to fraction form
    37,902,868.36/52,305,957.56 = 20,499,213.44/x
  3. Step 3: Cross multiply
    37,902,868.36x = 52,305,957.56 × 20,499,213.44
  4. Step 4: Simplify right side
    37,902,868.36x = 1,072,230,988,206,021.75
  5. Step 5: Solve for x
    x = 1,072,230,988,206,021.75/37,902,868.36
  6. Step 6: Final answer
    x = 28,288,914.13

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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.