Home / 52,458,198.05-72,392,383.04-28,936,204.19

Finding the Fourth Proportional to 52,458,198.05, 72,392,383.04 and 28,936,204.19

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Solution

The fourth proportional to 52,458,198.05, 72,392,383.04 and 28,936,204.19 is: 39,932,000.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,458,198.05 : 72,392,383.04 = 28,936,204.19 : x
  2. Step 2: Convert to fraction form
    52,458,198.05/72,392,383.04 = 28,936,204.19/x
  3. Step 3: Cross multiply
    52,458,198.05x = 72,392,383.04 × 28,936,204.19
  4. Step 4: Simplify right side
    52,458,198.05x = 2,094,760,777,446,133.25
  5. Step 5: Solve for x
    x = 2,094,760,777,446,133.25/52,458,198.05
  6. Step 6: Final answer
    x = 39,932,000.25

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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.