Home / 8,615,839.51-11,891,622.87-5,133,218.44

Finding the Fourth Proportional to 8,615,839.51, 11,891,622.87 and 5,133,218.44

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Solution

The fourth proportional to 8,615,839.51, 11,891,622.87 and 5,133,218.44 is: 7,084,892.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,615,839.51 : 11,891,622.87 = 5,133,218.44 : x
  2. Step 2: Convert to fraction form
    8,615,839.51/11,891,622.87 = 5,133,218.44/x
  3. Step 3: Cross multiply
    8,615,839.51x = 11,891,622.87 × 5,133,218.44
  4. Step 4: Simplify right side
    8,615,839.51x = 61,042,297,797,809.73
  5. Step 5: Solve for x
    x = 61,042,297,797,809.73/8,615,839.51
  6. Step 6: Final answer
    x = 7,084,892.62

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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.