Finding the Fourth Proportional to 8,080,609.49, 11,151,478.30 and 4,409,762.99
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Solution
The fourth proportional to 8,080,609.49, 11,151,478.30 and 4,409,762.99 is: 6,085,602.37
Step by Step Solution
- Step 1: Write the proportion equation
8,080,609.49 : 11,151,478.30 = 4,409,762.99 : x - Step 2: Convert to fraction form
8,080,609.49/11,151,478.30 = 4,409,762.99/x - Step 3: Cross multiply
8,080,609.49x = 11,151,478.30 × 4,409,762.99 - Step 4: Simplify right side
8,080,609.49x = 49,175,376,291,128.12 - Step 5: Solve for x
x = 49,175,376,291,128.12/8,080,609.49 - Step 6: Final answer
x = 6,085,602.37
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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.