Finding the Fourth Proportional to 11,209,544.22, 16,800,698.16 and 6,079,809.97
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Solution
The fourth proportional to 11,209,544.22, 16,800,698.16 and 6,079,809.97 is: 9,112,328.75
Step by Step Solution
- Step 1: Write the proportion equation
11,209,544.22 : 16,800,698.16 = 6,079,809.97 : x - Step 2: Convert to fraction form
11,209,544.22/16,800,698.16 = 6,079,809.97/x - Step 3: Cross multiply
11,209,544.22x = 16,800,698.16 × 6,079,809.97 - Step 4: Simplify right side
11,209,544.22x = 102,145,052,145,729.61 - Step 5: Solve for x
x = 102,145,052,145,729.61/11,209,544.22 - Step 6: Final answer
x = 9,112,328.75
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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.