Home / 21,168,002.33-31,752,003.49-7,703,080.73

Finding the Fourth Proportional to 21,168,002.33, 31,752,003.49 and 7,703,080.73

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Solution

The fourth proportional to 21,168,002.33, 31,752,003.49 and 7,703,080.73 is: 11,554,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,168,002.33 : 31,752,003.49 = 7,703,080.73 : x
  2. Step 2: Convert to fraction form
    21,168,002.33/31,752,003.49 = 7,703,080.73/x
  3. Step 3: Cross multiply
    21,168,002.33x = 31,752,003.49 × 7,703,080.73
  4. Step 4: Simplify right side
    21,168,002.33x = 244,588,246,222,711.75
  5. Step 5: Solve for x
    x = 244,588,246,222,711.75/21,168,002.33
  6. Step 6: Final answer
    x = 11,554,621.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.