Finding the Fourth Proportional to 27,869,480.99, 41,817,916.97 and 12,527,610.38
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Solution
The fourth proportional to 27,869,480.99, 41,817,916.97 and 12,527,610.38 is: 18,797,571.82
Step by Step Solution
- Step 1: Write the proportion equation
27,869,480.99 : 41,817,916.97 = 12,527,610.38 : x - Step 2: Convert to fraction form
27,869,480.99/41,817,916.97 = 12,527,610.38/x - Step 3: Cross multiply
27,869,480.99x = 41,817,916.97 × 12,527,610.38 - Step 4: Simplify right side
27,869,480.99x = 523,878,570,431,622.56 - Step 5: Solve for x
x = 523,878,570,431,622.56/27,869,480.99 - Step 6: Final answer
x = 18,797,571.82
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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.