Finding the Fourth Proportional to 18,352,216.44, 27,528,326.69 and 8,738,448.75
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Solution
The fourth proportional to 18,352,216.44, 27,528,326.69 and 8,738,448.75 is: 13,107,674.09
Step by Step Solution
- Step 1: Write the proportion equation
18,352,216.44 : 27,528,326.69 = 8,738,448.75 : x - Step 2: Convert to fraction form
18,352,216.44/27,528,326.69 = 8,738,448.75/x - Step 3: Cross multiply
18,352,216.44x = 27,528,326.69 × 8,738,448.75 - Step 4: Simplify right side
18,352,216.44x = 240,554,871,910,129.88 - Step 5: Solve for x
x = 240,554,871,910,129.88/18,352,216.44 - Step 6: Final answer
x = 13,107,674.09
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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.