Finding the Fourth Proportional to 10,952,394.42, 16,394,960.88 and 6,889,860.66
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Solution
The fourth proportional to 10,952,394.42, 16,394,960.88 and 6,889,860.66 is: 10,313,634.78
Step by Step Solution
- Step 1: Write the proportion equation
10,952,394.42 : 16,394,960.88 = 6,889,860.66 : x - Step 2: Convert to fraction form
10,952,394.42/16,394,960.88 = 6,889,860.66/x - Step 3: Cross multiply
10,952,394.42x = 16,394,960.88 × 6,889,860.66 - Step 4: Simplify right side
10,952,394.42x = 112,958,995,989,350.98 - Step 5: Solve for x
x = 112,958,995,989,350.98/10,952,394.42 - Step 6: Final answer
x = 10,313,634.78
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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.