Finding the Fourth Proportional to 18,316,244.75, 27,474,616.49 and 6,797,261.07
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Solution
The fourth proportional to 18,316,244.75, 27,474,616.49 and 6,797,261.07 is: 10,195,984.15
Step by Step Solution
- Step 1: Write the proportion equation
18,316,244.75 : 27,474,616.49 = 6,797,261.07 : x - Step 2: Convert to fraction form
18,316,244.75/27,474,616.49 = 6,797,261.07/x - Step 3: Cross multiply
18,316,244.75x = 27,474,616.49 × 6,797,261.07 - Step 4: Simplify right side
18,316,244.75x = 186,752,141,046,670.75 - Step 5: Solve for x
x = 186,752,141,046,670.75/18,316,244.75 - Step 6: Final answer
x = 10,195,984.15
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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.