Finding the Fourth Proportional to 11,022,638.60, 16,534,418.70 and 5,902,920.20
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Solution
The fourth proportional to 11,022,638.60, 16,534,418.70 and 5,902,920.20 is: 8,854,627.07
Step by Step Solution
- Step 1: Write the proportion equation
11,022,638.60 : 16,534,418.70 = 5,902,920.20 : x - Step 2: Convert to fraction form
11,022,638.60/16,534,418.70 = 5,902,920.20/x - Step 3: Cross multiply
11,022,638.60x = 16,534,418.70 × 5,902,920.20 - Step 4: Simplify right side
11,022,638.60x = 97,601,354,139,487.73 - Step 5: Solve for x
x = 97,601,354,139,487.73/11,022,638.60 - Step 6: Final answer
x = 8,854,627.07
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1.5x scale
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.