Finding the Fourth Proportional to 8,794,689.60, 13,188,097.80 and 3,999,910.80
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Solution
The fourth proportional to 8,794,689.60, 13,188,097.80 and 3,999,910.80 is: 5,998,075.80
Step by Step Solution
- Step 1: Write the proportion equation
8,794,689.60 : 13,188,097.80 = 3,999,910.80 : x - Step 2: Convert to fraction form
8,794,689.60/13,188,097.80 = 3,999,910.80/x - Step 3: Cross multiply
8,794,689.60x = 13,188,097.80 × 3,999,910.80 - Step 4: Simplify right side
8,794,689.60x = 52,751,214,821,676.24 - Step 5: Solve for x
x = 52,751,214,821,676.24/8,794,689.60 - Step 6: Final answer
x = 5,998,075.80
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1.5x scale
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.