Finding the Fourth Proportional to 11,057,621.84, 16,593,906.15 and 3,869,218.02
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Solution
The fourth proportional to 11,057,621.84, 16,593,906.15 and 3,869,218.02 is: 5,806,442.07
Step by Step Solution
- Step 1: Write the proportion equation
11,057,621.84 : 16,593,906.15 = 3,869,218.02 : x - Step 2: Convert to fraction form
11,057,621.84/16,593,906.15 = 3,869,218.02/x - Step 3: Cross multiply
11,057,621.84x = 16,593,906.15 × 3,869,218.02 - Step 4: Simplify right side
11,057,621.84x = 64,205,440,672,672.62 - Step 5: Solve for x
x = 64,205,440,672,672.62/11,057,621.84 - Step 6: Final answer
x = 5,806,442.07
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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.