Finding the Fourth Proportional to 8,601,806.92, 12,902,989.84 and 2,536,029.99
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Solution
The fourth proportional to 8,601,806.92, 12,902,989.84 and 2,536,029.99 is: 3,804,127.38
Step by Step Solution
- Step 1: Write the proportion equation
8,601,806.92 : 12,902,989.84 = 2,536,029.99 : x - Step 2: Convert to fraction form
8,601,806.92/12,902,989.84 = 2,536,029.99/x - Step 3: Cross multiply
8,601,806.92x = 12,902,989.84 × 2,536,029.99 - Step 4: Simplify right side
8,601,806.92x = 32,722,369,182,225.16 - Step 5: Solve for x
x = 32,722,369,182,225.16/8,601,806.92 - Step 6: Final answer
x = 3,804,127.38
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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.