Home / 36,605,179.84-50,519,628.03-21,135,238.51

Finding the Fourth Proportional to 36,605,179.84, 50,519,628.03 and 21,135,238.51

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Solution

The fourth proportional to 36,605,179.84, 50,519,628.03 and 21,135,238.51 is: 29,169,215.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,605,179.84 : 50,519,628.03 = 21,135,238.51 : x
  2. Step 2: Convert to fraction form
    36,605,179.84/50,519,628.03 = 21,135,238.51/x
  3. Step 3: Cross multiply
    36,605,179.84x = 50,519,628.03 × 21,135,238.51
  4. Step 4: Simplify right side
    36,605,179.84x = 1,067,744,387,850,531.50
  5. Step 5: Solve for x
    x = 1,067,744,387,850,531.50/36,605,179.84
  6. Step 6: Final answer
    x = 29,169,215.74

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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.