Finding the Fourth Proportional to 11,235,910.42, 15,505,556.14 and 6,079,271.97
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Solution
The fourth proportional to 11,235,910.42, 15,505,556.14 and 6,079,271.97 is: 8,389,395.18
Step by Step Solution
- Step 1: Write the proportion equation
11,235,910.42 : 15,505,556.14 = 6,079,271.97 : x - Step 2: Convert to fraction form
11,235,910.42/15,505,556.14 = 6,079,271.97/x - Step 3: Cross multiply
11,235,910.42x = 15,505,556.14 × 6,079,271.97 - Step 4: Simplify right side
11,235,910.42x = 94,262,492,713,239.25 - Step 5: Solve for x
x = 94,262,492,713,239.25/11,235,910.42 - Step 6: Final answer
x = 8,389,395.18
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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.