Finding the Fourth Proportional to 51,530,505.75, 71,112,245.63 and 29,504,343.02
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Solution
The fourth proportional to 51,530,505.75, 71,112,245.63 and 29,504,343.02 is: 40,716,077.92
Step by Step Solution
- Step 1: Write the proportion equation
51,530,505.75 : 71,112,245.63 = 29,504,343.02 : x - Step 2: Convert to fraction form
51,530,505.75/71,112,245.63 = 29,504,343.02/x - Step 3: Cross multiply
51,530,505.75x = 71,112,245.63 × 29,504,343.02 - Step 4: Simplify right side
51,530,505.75x = 2,098,120,087,486,933 - Step 5: Solve for x
x = 2,098,120,087,486,933/51,530,505.75 - Step 6: Final answer
x = 40,716,077.92
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.