Home / 14,279,789.73-19,706,452.20-7,753,694.25

Finding the Fourth Proportional to 14,279,789.73, 19,706,452.20 and 7,753,694.25

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Solution

The fourth proportional to 14,279,789.73, 19,706,452.20 and 7,753,694.25 is: 10,700,283.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,279,789.73 : 19,706,452.20 = 7,753,694.25 : x
  2. Step 2: Convert to fraction form
    14,279,789.73/19,706,452.20 = 7,753,694.25/x
  3. Step 3: Cross multiply
    14,279,789.73x = 19,706,452.20 × 7,753,694.25
  4. Step 4: Simplify right side
    14,279,789.73x = 152,797,805,111,039.84
  5. Step 5: Solve for x
    x = 152,797,805,111,039.84/14,279,789.73
  6. Step 6: Final answer
    x = 10,700,283.97

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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.