Finding the Fourth Proportional to 16,237,638.54, 24,330,548.97 and 11,899,583.73
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Solution
The fourth proportional to 16,237,638.54, 24,330,548.97 and 11,899,583.73 is: 17,830,388.57
Step by Step Solution
- Step 1: Write the proportion equation
16,237,638.54 : 24,330,548.97 = 11,899,583.73 : x - Step 2: Convert to fraction form
16,237,638.54/24,330,548.97 = 11,899,583.73/x - Step 3: Cross multiply
16,237,638.54x = 24,330,548.97 × 11,899,583.73 - Step 4: Simplify right side
16,237,638.54x = 289,523,404,665,380.25 - Step 5: Solve for x
x = 289,523,404,665,380.25/16,237,638.54 - Step 6: Final answer
x = 17,830,388.57
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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.