Finding the Fourth Proportional to 7,399,702.76, 11,099,431.76 and 2,212,324.38
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Solution
The fourth proportional to 7,399,702.76, 11,099,431.76 and 2,212,324.38 is: 3,318,449.98
Step by Step Solution
- Step 1: Write the proportion equation
7,399,702.76 : 11,099,431.76 = 2,212,324.38 : x - Step 2: Convert to fraction form
7,399,702.76/11,099,431.76 = 2,212,324.38/x - Step 3: Cross multiply
7,399,702.76x = 11,099,431.76 × 2,212,324.38 - Step 4: Simplify right side
7,399,702.76x = 24,555,543,475,732.69 - Step 5: Solve for x
x = 24,555,543,475,732.69/7,399,702.76 - Step 6: Final answer
x = 3,318,449.98
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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.