Finding the Fourth Proportional to 11,214,494.40, 16,821,739.84 and 2,694,830.88
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Solution
The fourth proportional to 11,214,494.40, 16,821,739.84 and 2,694,830.88 is: 4,042,245.90
Step by Step Solution
- Step 1: Write the proportion equation
11,214,494.40 : 16,821,739.84 = 2,694,830.88 : x - Step 2: Convert to fraction form
11,214,494.40/16,821,739.84 = 2,694,830.88/x - Step 3: Cross multiply
11,214,494.40x = 16,821,739.84 × 2,694,830.88 - Step 4: Simplify right side
11,214,494.40x = 45,331,743,976,158.26 - Step 5: Solve for x
x = 45,331,743,976,158.26/11,214,494.40 - Step 6: Final answer
x = 4,042,245.90
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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.