Finding the Fourth Proportional to 11,826,091.80, 17,739,137.70 and 2,850,643.80
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Solution
The fourth proportional to 11,826,091.80, 17,739,137.70 and 2,850,643.80 is: 4,275,965.70
Step by Step Solution
- Step 1: Write the proportion equation
11,826,091.80 : 17,739,137.70 = 2,850,643.80 : x - Step 2: Convert to fraction form
11,826,091.80/17,739,137.70 = 2,850,643.80/x - Step 3: Cross multiply
11,826,091.80x = 17,739,137.70 × 2,850,643.80 - Step 4: Simplify right side
11,826,091.80x = 50,567,962,901,851.26 - Step 5: Solve for x
x = 50,567,962,901,851.26/11,826,091.80 - Step 6: Final answer
x = 4,275,965.70
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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.