Finding the Fourth Proportional to 18,583,452.30, 27,847,950.30 and 16,664,359.80
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Solution
The fourth proportional to 18,583,452.30, 27,847,950.30 and 16,664,359.80 is: 24,972,123.37
Step by Step Solution
- Step 1: Write the proportion equation
18,583,452.30 : 27,847,950.30 = 16,664,359.80 : x - Step 2: Convert to fraction form
18,583,452.30/27,847,950.30 = 16,664,359.80/x - Step 3: Cross multiply
18,583,452.30x = 27,847,950.30 × 16,664,359.80 - Step 4: Simplify right side
18,583,452.30x = 464,068,263,491,718 - Step 5: Solve for x
x = 464,068,263,491,718/18,583,452.30 - Step 6: Final answer
x = 24,972,123.37
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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.