Finding the Fourth Proportional to 10,794,757.20, 16,198,356.60 and 4,067,998.80
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Solution
The fourth proportional to 10,794,757.20, 16,198,356.60 and 4,067,998.80 is: 6,104,342.51
Step by Step Solution
- Step 1: Write the proportion equation
10,794,757.20 : 16,198,356.60 = 4,067,998.80 : x - Step 2: Convert to fraction form
10,794,757.20/16,198,356.60 = 4,067,998.80/x - Step 3: Cross multiply
10,794,757.20x = 16,198,356.60 × 4,067,998.80 - Step 4: Simplify right side
10,794,757.20x = 65,894,895,210,772.08 - Step 5: Solve for x
x = 65,894,895,210,772.08/10,794,757.20 - Step 6: Final answer
x = 6,104,342.51
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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.