Finding the Fourth Proportional to 36,353,697.70, 50,166,351.02 and 19,832,839.31
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Solution
The fourth proportional to 36,353,697.70, 50,166,351.02 and 19,832,839.31 is: 27,368,362.54
Step by Step Solution
- Step 1: Write the proportion equation
36,353,697.70 : 50,166,351.02 = 19,832,839.31 : x - Step 2: Convert to fraction form
36,353,697.70/50,166,351.02 = 19,832,839.31/x - Step 3: Cross multiply
36,353,697.70x = 50,166,351.02 × 19,832,839.31 - Step 4: Simplify right side
36,353,697.70x = 994,941,178,347,465 - Step 5: Solve for x
x = 994,941,178,347,465/36,353,697.70 - Step 6: Final answer
x = 27,368,362.54
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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.