Finding the Fourth Proportional to 36,883,372.28, 50,898,815.84 and 20,364,526.31
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Solution
The fourth proportional to 36,883,372.28, 50,898,815.84 and 20,364,526.31 is: 28,102,914.95
Step by Step Solution
- Step 1: Write the proportion equation
36,883,372.28 : 50,898,815.84 = 20,364,526.31 : x - Step 2: Convert to fraction form
36,883,372.28/50,898,815.84 = 20,364,526.31/x - Step 3: Cross multiply
36,883,372.28x = 50,898,815.84 × 20,364,526.31 - Step 4: Simplify right side
36,883,372.28x = 1,036,530,274,117,942 - Step 5: Solve for x
x = 1,036,530,274,117,942/36,883,372.28 - Step 6: Final answer
x = 28,102,914.95
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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.