Finding the Fourth Proportional to 11,972,624.11, 16,522,217.15 and 6,466,000.19
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Solution
The fourth proportional to 11,972,624.11, 16,522,217.15 and 6,466,000.19 is: 8,923,078.03
Step by Step Solution
- Step 1: Write the proportion equation
11,972,624.11 : 16,522,217.15 = 6,466,000.19 : x - Step 2: Convert to fraction form
11,972,624.11/16,522,217.15 = 6,466,000.19/x - Step 3: Cross multiply
11,972,624.11x = 16,522,217.15 × 6,466,000.19 - Step 4: Simplify right side
11,972,624.11x = 106,832,659,116,180.16 - Step 5: Solve for x
x = 106,832,659,116,180.16/11,972,624.11 - Step 6: Final answer
x = 8,923,078.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.