Finding the Fourth Proportional to 45,532,836.60, 68,275,635.30 and 16,764,163.80
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Solution
The fourth proportional to 45,532,836.60, 68,275,635.30 and 16,764,163.80 is: 25,137,549.50
Step by Step Solution
- Step 1: Write the proportion equation
45,532,836.60 : 68,275,635.30 = 16,764,163.80 : x - Step 2: Convert to fraction form
45,532,836.60/68,275,635.30 = 16,764,163.80/x - Step 3: Cross multiply
45,532,836.60x = 68,275,635.30 × 16,764,163.80 - Step 4: Simplify right side
45,532,836.60x = 1,144,583,933,718,262.25 - Step 5: Solve for x
x = 1,144,583,933,718,262.25/45,532,836.60 - Step 6: Final answer
x = 25,137,549.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.