Finding the Fourth Proportional to 11,504,010.74, 15,875,866.80 and 6,347,704.44
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Solution
The fourth proportional to 11,504,010.74, 15,875,866.80 and 6,347,704.44 is: 8,760,015.31
Step by Step Solution
- Step 1: Write the proportion equation
11,504,010.74 : 15,875,866.80 = 6,347,704.44 : x - Step 2: Convert to fraction form
11,504,010.74/15,875,866.80 = 6,347,704.44/x - Step 3: Cross multiply
11,504,010.74x = 15,875,866.80 × 6,347,704.44 - Step 4: Simplify right side
11,504,010.74x = 100,775,310,175,208.61 - Step 5: Solve for x
x = 100,775,310,175,208.61/11,504,010.74 - Step 6: Final answer
x = 8,760,015.31
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1.5x scale
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.