Finding the Fourth Proportional to 14,372,343.66, 21,561,913.56 and 4,656,940.62
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Solution
The fourth proportional to 14,372,343.66, 21,561,913.56 and 4,656,940.62 is: 6,986,511.98
Step by Step Solution
- Step 1: Write the proportion equation
14,372,343.66 : 21,561,913.56 = 4,656,940.62 : x - Step 2: Convert to fraction form
14,372,343.66/21,561,913.56 = 4,656,940.62/x - Step 3: Cross multiply
14,372,343.66x = 21,561,913.56 × 4,656,940.62 - Step 4: Simplify right side
14,372,343.66x = 100,412,551,102,492.80 - Step 5: Solve for x
x = 100,412,551,102,492.80/14,372,343.66 - Step 6: Final answer
x = 6,986,511.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.