Finding the Fourth Proportional to 11,498,334.14, 17,259,464.10 and 8,469,120.44
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Solution
The fourth proportional to 11,498,334.14, 17,259,464.10 and 8,469,120.44 is: 12,712,491.95
Step by Step Solution
- Step 1: Write the proportion equation
11,498,334.14 : 17,259,464.10 = 8,469,120.44 : x - Step 2: Convert to fraction form
11,498,334.14/17,259,464.10 = 8,469,120.44/x - Step 3: Cross multiply
11,498,334.14x = 17,259,464.10 × 8,469,120.44 - Step 4: Simplify right side
11,498,334.14x = 146,172,480,267,664.09 - Step 5: Solve for x
x = 146,172,480,267,664.09/11,498,334.14 - Step 6: Final answer
x = 12,712,491.95
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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.