Finding the Fourth Proportional to 11,039,938.91, 16,561,707.21 and 3,259,639.70
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Solution
The fourth proportional to 11,039,938.91, 16,561,707.21 and 3,259,639.70 is: 4,889,990.67
Step by Step Solution
- Step 1: Write the proportion equation
11,039,938.91 : 16,561,707.21 = 3,259,639.70 : x - Step 2: Convert to fraction form
11,039,938.91/16,561,707.21 = 3,259,639.70/x - Step 3: Cross multiply
11,039,938.91x = 16,561,707.21 × 3,259,639.70 - Step 4: Simplify right side
11,039,938.91x = 53,985,198,238,683.70 - Step 5: Solve for x
x = 53,985,198,238,683.70/11,039,938.91 - Step 6: Final answer
x = 4,889,990.67
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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.