Home / 33,996,712.05-46,902,145-20,921,270.53

Finding the Fourth Proportional to 33,996,712.05, 46,902,145 and 20,921,270.53

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Solution

The fourth proportional to 33,996,712.05, 46,902,145 and 20,921,270.53 is: 28,863,157.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,996,712.05 : 46,902,145 = 20,921,270.53 : x
  2. Step 2: Convert to fraction form
    33,996,712.05/46,902,145 = 20,921,270.53/x
  3. Step 3: Cross multiply
    33,996,712.05x = 46,902,145 × 20,921,270.53
  4. Step 4: Simplify right side
    33,996,712.05x = 981,252,463,982,286.88
  5. Step 5: Solve for x
    x = 981,252,463,982,286.88/33,996,712.05
  6. Step 6: Final answer
    x = 28,863,157.78

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1.5x scale

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.