Home / 37,902,841.79-52,305,921.99-20,499,187.19

Finding the Fourth Proportional to 37,902,841.79, 52,305,921.99 and 20,499,187.19

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Solution

The fourth proportional to 37,902,841.79, 52,305,921.99 and 20,499,187.19 is: 28,288,878.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,902,841.79 : 52,305,921.99 = 20,499,187.19 : x
  2. Step 2: Convert to fraction form
    37,902,841.79/52,305,921.99 = 20,499,187.19/x
  3. Step 3: Cross multiply
    37,902,841.79x = 52,305,921.99 × 20,499,187.19
  4. Step 4: Simplify right side
    37,902,841.79x = 1,072,228,885,757,017.62
  5. Step 5: Solve for x
    x = 1,072,228,885,757,017.62/37,902,841.79
  6. Step 6: Final answer
    x = 28,288,878.49

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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.