Home / 36,882,858.15-50,902,807.46-20,991,806.60

Finding the Fourth Proportional to 36,882,858.15, 50,902,807.46 and 20,991,806.60

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Solution

The fourth proportional to 36,882,858.15, 50,902,807.46 and 20,991,806.60 is: 28,971,233.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,882,858.15 : 50,902,807.46 = 20,991,806.60 : x
  2. Step 2: Convert to fraction form
    36,882,858.15/50,902,807.46 = 20,991,806.60/x
  3. Step 3: Cross multiply
    36,882,858.15x = 50,902,807.46 × 20,991,806.60
  4. Step 4: Simplify right side
    36,882,858.15x = 1,068,541,889,597,357.38
  5. Step 5: Solve for x
    x = 1,068,541,889,597,357.38/36,882,858.15
  6. Step 6: Final answer
    x = 28,971,233.34

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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.