Home / 7,972,717.22-11,960,976.54-2,581,369.27

Finding the Fourth Proportional to 7,972,717.22, 11,960,976.54 and 2,581,369.27

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Solution

The fourth proportional to 7,972,717.22, 11,960,976.54 and 2,581,369.27 is: 3,872,669.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972,717.22 : 11,960,976.54 = 2,581,369.27 : x
  2. Step 2: Convert to fraction form
    7,972,717.22/11,960,976.54 = 2,581,369.27/x
  3. Step 3: Cross multiply
    7,972,717.22x = 11,960,976.54 × 2,581,369.27
  4. Step 4: Simplify right side
    7,972,717.22x = 30,875,697,259,324.62
  5. Step 5: Solve for x
    x = 30,875,697,259,324.62/7,972,717.22
  6. Step 6: Final answer
    x = 3,872,669.31

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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.