Finding the Fourth Proportional to 11,550,772.54, 15,940,070.73 and 6,324,119.42
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Solution
The fourth proportional to 11,550,772.54, 15,940,070.73 and 6,324,119.42 is: 8,727,287.32
Step by Step Solution
- Step 1: Write the proportion equation
11,550,772.54 : 15,940,070.73 = 6,324,119.42 : x - Step 2: Convert to fraction form
11,550,772.54/15,940,070.73 = 6,324,119.42/x - Step 3: Cross multiply
11,550,772.54x = 15,940,070.73 × 6,324,119.42 - Step 4: Simplify right side
11,550,772.54x = 100,806,910,780,066.22 - Step 5: Solve for x
x = 100,806,910,780,066.22/11,550,772.54 - Step 6: Final answer
x = 8,727,287.32
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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.