Finding the Fourth Proportional to 49,391,965.80, 68,160,027.48 and 27,365,022.12
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Solution
The fourth proportional to 49,391,965.80, 68,160,027.48 and 27,365,022.12 is: 37,763,240.02
Step by Step Solution
- Step 1: Write the proportion equation
49,391,965.80 : 68,160,027.48 = 27,365,022.12 : x - Step 2: Convert to fraction form
49,391,965.80/68,160,027.48 = 27,365,022.12/x - Step 3: Cross multiply
49,391,965.80x = 68,160,027.48 × 27,365,022.12 - Step 4: Simplify right side
49,391,965.80x = 1,865,200,659,690,008 - Step 5: Solve for x
x = 1,865,200,659,690,008/49,391,965.80 - Step 6: Final answer
x = 37,763,240.02
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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.