Finding the Fourth Proportional to 43,135,084.44, 64,703,198.70 and 14,381,229.26
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Solution
The fourth proportional to 43,135,084.44, 64,703,198.70 and 14,381,229.26 is: 21,572,034.61
Step by Step Solution
- Step 1: Write the proportion equation
43,135,084.44 : 64,703,198.70 = 14,381,229.26 : x - Step 2: Convert to fraction form
43,135,084.44/64,703,198.70 = 14,381,229.26/x - Step 3: Cross multiply
43,135,084.44x = 64,703,198.70 × 14,381,229.26 - Step 4: Simplify right side
43,135,084.44x = 930,511,534,360,034 - Step 5: Solve for x
x = 930,511,534,360,034/43,135,084.44 - Step 6: Final answer
x = 21,572,034.61
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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.