Finding the Fourth Proportional to 11,994,201.39, 17,991,287.51 and 3,907,163.82
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Solution
The fourth proportional to 11,994,201.39, 17,991,287.51 and 3,907,163.82 is: 5,860,740.98
Step by Step Solution
- Step 1: Write the proportion equation
11,994,201.39 : 17,991,287.51 = 3,907,163.82 : x - Step 2: Convert to fraction form
11,994,201.39/17,991,287.51 = 3,907,163.82/x - Step 3: Cross multiply
11,994,201.39x = 17,991,287.51 × 3,907,163.82 - Step 4: Simplify right side
11,994,201.39x = 70,294,907,614,754.06 - Step 5: Solve for x
x = 70,294,907,614,754.06/11,994,201.39 - Step 6: Final answer
x = 5,860,740.98
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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.