Home / 38,951,996.16-53,755,337.52-21,548,041.44

Finding the Fourth Proportional to 38,951,996.16, 53,755,337.52 and 21,548,041.44

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Solution

The fourth proportional to 38,951,996.16, 53,755,337.52 and 21,548,041.44 is: 29,737,172.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,951,996.16 : 53,755,337.52 = 21,548,041.44 : x
  2. Step 2: Convert to fraction form
    38,951,996.16/53,755,337.52 = 21,548,041.44/x
  3. Step 3: Cross multiply
    38,951,996.16x = 53,755,337.52 × 21,548,041.44
  4. Step 4: Simplify right side
    38,951,996.16x = 1,158,322,240,502,147
  5. Step 5: Solve for x
    x = 1,158,322,240,502,147/38,951,996.16
  6. Step 6: Final answer
    x = 29,737,172.79

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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.