Finding the Fourth Proportional to 8,586,651.77, 12,879,912.04 and 2,196,893.87
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Solution
The fourth proportional to 8,586,651.77, 12,879,912.04 and 2,196,893.87 is: 3,295,324.02
Step by Step Solution
- Step 1: Write the proportion equation
8,586,651.77 : 12,879,912.04 = 2,196,893.87 : x - Step 2: Convert to fraction form
8,586,651.77/12,879,912.04 = 2,196,893.87/x - Step 3: Cross multiply
8,586,651.77x = 12,879,912.04 × 2,196,893.87 - Step 4: Simplify right side
8,586,651.77x = 28,295,799,833,522.74 - Step 5: Solve for x
x = 28,295,799,833,522.74/8,586,651.77 - Step 6: Final answer
x = 3,295,324.02
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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.