Finding the Fourth Proportional to 16,168,211.70, 24,252,317.55 and 8,082,435.30
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Solution
The fourth proportional to 16,168,211.70, 24,252,317.55 and 8,082,435.30 is: 12,123,652.95
Step by Step Solution
- Step 1: Write the proportion equation
16,168,211.70 : 24,252,317.55 = 8,082,435.30 : x - Step 2: Convert to fraction form
16,168,211.70/24,252,317.55 = 8,082,435.30/x - Step 3: Cross multiply
16,168,211.70x = 24,252,317.55 × 8,082,435.30 - Step 4: Simplify right side
16,168,211.70x = 196,017,787,472,929.53 - Step 5: Solve for x
x = 196,017,787,472,929.53/16,168,211.70 - Step 6: Final answer
x = 12,123,652.95
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1.5x scale
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.