Finding the Fourth Proportional to 11,796,872.67, 16,280,189.36 and 6,569,880.80
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Solution
The fourth proportional to 11,796,872.67, 16,280,189.36 and 6,569,880.80 is: 9,066,716.79
Step by Step Solution
- Step 1: Write the proportion equation
11,796,872.67 : 16,280,189.36 = 6,569,880.80 : x - Step 2: Convert to fraction form
11,796,872.67/16,280,189.36 = 6,569,880.80/x - Step 3: Cross multiply
11,796,872.67x = 16,280,189.36 × 6,569,880.80 - Step 4: Simplify right side
11,796,872.67x = 106,958,903,496,628.28 - Step 5: Solve for x
x = 106,958,903,496,628.28/11,796,872.67 - Step 6: Final answer
x = 9,066,716.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.