Finding the Fourth Proportional to 18,090,514.10, 27,136,805.58 and 5,135,651.48
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Solution
The fourth proportional to 18,090,514.10, 27,136,805.58 and 5,135,651.48 is: 7,703,770.88
Step by Step Solution
- Step 1: Write the proportion equation
18,090,514.10 : 27,136,805.58 = 5,135,651.48 : x - Step 2: Convert to fraction form
18,090,514.10/27,136,805.58 = 5,135,651.48/x - Step 3: Cross multiply
18,090,514.10x = 27,136,805.58 × 5,135,651.48 - Step 4: Simplify right side
18,090,514.10x = 139,365,175,739,399.27 - Step 5: Solve for x
x = 139,365,175,739,399.27/18,090,514.10 - Step 6: Final answer
x = 7,703,770.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.