Finding the Fourth Proportional to 21,466,231.68, 32,192,516.16 and 7,086,622.08
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Solution
The fourth proportional to 21,466,231.68, 32,192,516.16 and 7,086,622.08 is: 10,627,677.89
Step by Step Solution
- Step 1: Write the proportion equation
21,466,231.68 : 32,192,516.16 = 7,086,622.08 : x - Step 2: Convert to fraction form
21,466,231.68/32,192,516.16 = 7,086,622.08/x - Step 3: Cross multiply
21,466,231.68x = 32,192,516.16 × 7,086,622.08 - Step 4: Simplify right side
21,466,231.68x = 228,136,195,830,212.81 - Step 5: Solve for x
x = 228,136,195,830,212.81/21,466,231.68 - Step 6: Final answer
x = 10,627,677.89
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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.