Finding the Fourth Proportional to 10,135,796.93, 13,987,625.63 and 5,784,795.96
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Solution
The fourth proportional to 10,135,796.93, 13,987,625.63 and 5,784,795.96 is: 7,983,147.33
Step by Step Solution
- Step 1: Write the proportion equation
10,135,796.93 : 13,987,625.63 = 5,784,795.96 : x - Step 2: Convert to fraction form
10,135,796.93/13,987,625.63 = 5,784,795.96/x - Step 3: Cross multiply
10,135,796.93x = 13,987,625.63 × 5,784,795.96 - Step 4: Simplify right side
10,135,796.93x = 80,915,560,205,492.47 - Step 5: Solve for x
x = 80,915,560,205,492.47/10,135,796.93 - Step 6: Final answer
x = 7,983,147.33
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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.