Finding the Fourth Proportional to 53,724,757.68, 74,139,456.40 and 29,882,224.08
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Solution
The fourth proportional to 53,724,757.68, 74,139,456.40 and 29,882,224.08 is: 41,237,074.77
Step by Step Solution
- Step 1: Write the proportion equation
53,724,757.68 : 74,139,456.40 = 29,882,224.08 : x - Step 2: Convert to fraction form
53,724,757.68/74,139,456.40 = 29,882,224.08/x - Step 3: Cross multiply
53,724,757.68x = 74,139,456.40 × 29,882,224.08 - Step 4: Simplify right side
53,724,757.68x = 2,215,451,849,314,190.25 - Step 5: Solve for x
x = 2,215,451,849,314,190.25/53,724,757.68 - Step 6: Final answer
x = 41,237,074.77
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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.