Finding the Fourth Proportional to 74,367,447.39, 102,629,569.62 and 41,329,089.02
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Solution
The fourth proportional to 74,367,447.39, 102,629,569.62 and 41,329,089.02 is: 57,035,527.88
Step by Step Solution
- Step 1: Write the proportion equation
74,367,447.39 : 102,629,569.62 = 41,329,089.02 : x - Step 2: Convert to fraction form
74,367,447.39/102,629,569.62 = 41,329,089.02/x - Step 3: Cross multiply
74,367,447.39x = 102,629,569.62 × 41,329,089.02 - Step 4: Simplify right side
74,367,447.39x = 4,241,586,618,396,120 - Step 5: Solve for x
x = 4,241,586,618,396,120/74,367,447.39 - Step 6: Final answer
x = 57,035,527.88
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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.