Finding the Fourth Proportional to 16,397,163.09, 24,576,176.43 and 7,631,646.42
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Solution
The fourth proportional to 16,397,163.09, 24,576,176.43 and 7,631,646.42 is: 11,438,362.10
Step by Step Solution
- Step 1: Write the proportion equation
16,397,163.09 : 24,576,176.43 = 7,631,646.42 : x - Step 2: Convert to fraction form
16,397,163.09/24,576,176.43 = 7,631,646.42/x - Step 3: Cross multiply
16,397,163.09x = 24,576,176.43 × 7,631,646.42 - Step 4: Simplify right side
16,397,163.09x = 187,556,688,869,297.88 - Step 5: Solve for x
x = 187,556,688,869,297.88/16,397,163.09 - Step 6: Final answer
x = 11,438,362.10
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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.