Finding the Fourth Proportional to 10,682,969.09, 14,743,120.25 and 6,036,635.75
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Solution
The fourth proportional to 10,682,969.09, 14,743,120.25 and 6,036,635.75 is: 8,330,909.32
Step by Step Solution
- Step 1: Write the proportion equation
10,682,969.09 : 14,743,120.25 = 6,036,635.75 : x - Step 2: Convert to fraction form
10,682,969.09/14,743,120.25 = 6,036,635.75/x - Step 3: Cross multiply
10,682,969.09x = 14,743,120.25 × 6,036,635.75 - Step 4: Simplify right side
10,682,969.09x = 88,998,846,737,515.75 - Step 5: Solve for x
x = 88,998,846,737,515.75/10,682,969.09 - Step 6: Final answer
x = 8,330,909.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.