Home / 7,756,469.88-11,636,924.62-2,640,027.12

Finding the Fourth Proportional to 7,756,469.88, 11,636,924.62 and 2,640,027.12

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Solution

The fourth proportional to 7,756,469.88, 11,636,924.62 and 2,640,027.12 is: 3,960,796.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,756,469.88 : 11,636,924.62 = 2,640,027.12 : x
  2. Step 2: Convert to fraction form
    7,756,469.88/11,636,924.62 = 2,640,027.12/x
  3. Step 3: Cross multiply
    7,756,469.88x = 11,636,924.62 × 2,640,027.12
  4. Step 4: Simplify right side
    7,756,469.88x = 30,721,796,590,195.70
  5. Step 5: Solve for x
    x = 30,721,796,590,195.70/7,756,469.88
  6. Step 6: Final answer
    x = 3,960,796.22

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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.