Finding the Fourth Proportional to 16,085,285.97, 22,197,843.24 and 8,743,136.40
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Solution
The fourth proportional to 16,085,285.97, 22,197,843.24 and 8,743,136.40 is: 12,065,609.00
Step by Step Solution
- Step 1: Write the proportion equation
16,085,285.97 : 22,197,843.24 = 8,743,136.40 : x - Step 2: Convert to fraction form
16,085,285.97/22,197,843.24 = 8,743,136.40/x - Step 3: Cross multiply
16,085,285.97x = 22,197,843.24 × 8,743,136.40 - Step 4: Simplify right side
16,085,285.97x = 194,078,771,233,137.94 - Step 5: Solve for x
x = 194,078,771,233,137.94/16,085,285.97 - Step 6: Final answer
x = 12,065,609.00
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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.