Home / 7,796,521.21-11,637,677.03-6,876,144.13

Finding the Fourth Proportional to 7,796,521.21, 11,637,677.03 and 6,876,144.13

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Solution

The fourth proportional to 7,796,521.21, 11,637,677.03 and 6,876,144.13 is: 10,263,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,796,521.21 : 11,637,677.03 = 6,876,144.13 : x
  2. Step 2: Convert to fraction form
    7,796,521.21/11,637,677.03 = 6,876,144.13/x
  3. Step 3: Cross multiply
    7,796,521.21x = 11,637,677.03 × 6,876,144.13
  4. Step 4: Simplify right side
    7,796,521.21x = 80,022,344,538,481.94
  5. Step 5: Solve for x
    x = 80,022,344,538,481.94/7,796,521.21
  6. Step 6: Final answer
    x = 10,263,852.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.