Home / 8,251,345-11,387,052.26-4,629,940.84

Finding the Fourth Proportional to 8,251,345, 11,387,052.26 and 4,629,940.84

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Solution

The fourth proportional to 8,251,345, 11,387,052.26 and 4,629,940.84 is: 6,389,428.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,251,345 : 11,387,052.26 = 4,629,940.84 : x
  2. Step 2: Convert to fraction form
    8,251,345/11,387,052.26 = 4,629,940.84/x
  3. Step 3: Cross multiply
    8,251,345x = 11,387,052.26 × 4,629,940.84
  4. Step 4: Simplify right side
    8,251,345x = 52,721,378,305,788.30
  5. Step 5: Solve for x
    x = 52,721,378,305,788.30/8,251,345
  6. Step 6: Final answer
    x = 6,389,428.43

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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.