Finding the Fourth Proportional to 18,324,213.12, 27,476,900.97 and 9,692,955.18
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Solution
The fourth proportional to 18,324,213.12, 27,476,900.97 and 9,692,955.18 is: 14,534,450.56
Step by Step Solution
- Step 1: Write the proportion equation
18,324,213.12 : 27,476,900.97 = 9,692,955.18 : x - Step 2: Convert to fraction form
18,324,213.12/27,476,900.97 = 9,692,955.18/x - Step 3: Cross multiply
18,324,213.12x = 27,476,900.97 × 9,692,955.18 - Step 4: Simplify right side
18,324,213.12x = 266,332,369,587,508.50 - Step 5: Solve for x
x = 266,332,369,587,508.50/18,324,213.12 - Step 6: Final answer
x = 14,534,450.56
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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.