Finding the Fourth Proportional to 53,724,754.68, 74,139,452.26 and 29,882,221.08
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Solution
The fourth proportional to 53,724,754.68, 74,139,452.26 and 29,882,221.08 is: 41,237,070.63
Step by Step Solution
- Step 1: Write the proportion equation
53,724,754.68 : 74,139,452.26 = 29,882,221.08 : x - Step 2: Convert to fraction form
53,724,754.68/74,139,452.26 = 29,882,221.08/x - Step 3: Cross multiply
53,724,754.68x = 74,139,452.26 × 29,882,221.08 - Step 4: Simplify right side
53,724,754.68x = 2,215,451,503,183,425.75 - Step 5: Solve for x
x = 2,215,451,503,183,425.75/53,724,754.68 - Step 6: Final answer
x = 41,237,070.63
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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.