Finding the Fourth Proportional to 57,674,136.47, 79,590,804.67 and 32,895,578.42
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Solution
The fourth proportional to 57,674,136.47, 79,590,804.67 and 32,895,578.42 is: 45,396,181.32
Step by Step Solution
- Step 1: Write the proportion equation
57,674,136.47 : 79,590,804.67 = 32,895,578.42 : x - Step 2: Convert to fraction form
57,674,136.47/79,590,804.67 = 32,895,578.42/x - Step 3: Cross multiply
57,674,136.47x = 79,590,804.67 × 32,895,578.42 - Step 4: Simplify right side
57,674,136.47x = 2,618,185,556,649,625.50 - Step 5: Solve for x
x = 2,618,185,556,649,625.50/57,674,136.47 - Step 6: Final answer
x = 45,396,181.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.