Finding the Fourth Proportional to 11,694,561.44, 16,136,701.90 and 6,732,043.53
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Solution
The fourth proportional to 11,694,561.44, 16,136,701.90 and 6,732,043.53 is: 9,289,187.99
Step by Step Solution
- Step 1: Write the proportion equation
11,694,561.44 : 16,136,701.90 = 6,732,043.53 : x - Step 2: Convert to fraction form
11,694,561.44/16,136,701.90 = 6,732,043.53/x - Step 3: Cross multiply
11,694,561.44x = 16,136,701.90 × 6,732,043.53 - Step 4: Simplify right side
11,694,561.44x = 108,632,979,648,154.16 - Step 5: Solve for x
x = 108,632,979,648,154.16/11,694,561.44 - Step 6: Final answer
x = 9,289,187.99
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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.