Finding the Fourth Proportional to 50,570,620.65, 69,787,640.21 and 27,365,745.11
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Solution
The fourth proportional to 50,570,620.65, 69,787,640.21 and 27,365,745.11 is: 37,764,827.66
Step by Step Solution
- Step 1: Write the proportion equation
50,570,620.65 : 69,787,640.21 = 27,365,745.11 : x - Step 2: Convert to fraction form
50,570,620.65/69,787,640.21 = 27,365,745.11/x - Step 3: Cross multiply
50,570,620.65x = 69,787,640.21 × 27,365,745.11 - Step 4: Simplify right side
50,570,620.65x = 1,909,790,773,329,480 - Step 5: Solve for x
x = 1,909,790,773,329,480/50,570,620.65 - Step 6: Final answer
x = 37,764,827.66
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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.