Finding the Fourth Proportional to 18,352,213.07, 27,528,321.62 and 8,738,445.38
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Solution
The fourth proportional to 18,352,213.07, 27,528,321.62 and 8,738,445.38 is: 13,107,669.03
Step by Step Solution
- Step 1: Write the proportion equation
18,352,213.07 : 27,528,321.62 = 8,738,445.38 : x - Step 2: Convert to fraction form
18,352,213.07/27,528,321.62 = 8,738,445.38/x - Step 3: Cross multiply
18,352,213.07x = 27,528,321.62 × 8,738,445.38 - Step 4: Simplify right side
18,352,213.07x = 240,554,734,763,647.59 - Step 5: Solve for x
x = 240,554,734,763,647.59/18,352,213.07 - Step 6: Final answer
x = 13,107,669.03
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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.