Finding the Fourth Proportional to 32,418,496.96, 48,549,817.16 and 18,543,402.90
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Solution
The fourth proportional to 32,418,496.96, 48,549,817.16 and 18,543,402.90 is: 27,770,529.32
Step by Step Solution
- Step 1: Write the proportion equation
32,418,496.96 : 48,549,817.16 = 18,543,402.90 : x - Step 2: Convert to fraction form
32,418,496.96/48,549,817.16 = 18,543,402.90/x - Step 3: Cross multiply
32,418,496.96x = 48,549,817.16 × 18,543,402.90 - Step 4: Simplify right side
32,418,496.96x = 900,278,820,296,034.38 - Step 5: Solve for x
x = 900,278,820,296,034.38/32,418,496.96 - Step 6: Final answer
x = 27,770,529.32
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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.