Finding the Fourth Proportional to 11,594,311.65, 15,998,644.13 and 6,436,676.75
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Solution
The fourth proportional to 11,594,311.65, 15,998,644.13 and 6,436,676.75 is: 8,881,777.87
Step by Step Solution
- Step 1: Write the proportion equation
11,594,311.65 : 15,998,644.13 = 6,436,676.75 : x - Step 2: Convert to fraction form
11,594,311.65/15,998,644.13 = 6,436,676.75/x - Step 3: Cross multiply
11,594,311.65x = 15,998,644.13 × 6,436,676.75 - Step 4: Simplify right side
11,594,311.65x = 102,978,100,590,918.38 - Step 5: Solve for x
x = 102,978,100,590,918.38/11,594,311.65 - Step 6: Final answer
x = 8,881,777.87
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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.