Home / 9,756,830-13,456,843.56-6,661,842.80

Finding the Fourth Proportional to 9,756,830, 13,456,843.56 and 6,661,842.80

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Solution

The fourth proportional to 9,756,830, 13,456,843.56 and 6,661,842.80 is: 9,188,166.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,830 : 13,456,843.56 = 6,661,842.80 : x
  2. Step 2: Convert to fraction form
    9,756,830/13,456,843.56 = 6,661,842.80/x
  3. Step 3: Cross multiply
    9,756,830x = 13,456,843.56 × 6,661,842.80
  4. Step 4: Simplify right side
    9,756,830x = 89,647,376,380,912.38
  5. Step 5: Solve for x
    x = 89,647,376,380,912.38/9,756,830
  6. Step 6: Final answer
    x = 9,188,166.28

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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.