Finding the Fourth Proportional to 36,403,317.57, 50,236,497.17 and 20,933,403.58
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Solution
The fourth proportional to 36,403,317.57, 50,236,497.17 and 20,933,403.58 is: 28,888,050.32
Step by Step Solution
- Step 1: Write the proportion equation
36,403,317.57 : 50,236,497.17 = 20,933,403.58 : x - Step 2: Convert to fraction form
36,403,317.57/50,236,497.17 = 20,933,403.58/x - Step 3: Cross multiply
36,403,317.57x = 50,236,497.17 × 20,933,403.58 - Step 4: Simplify right side
36,403,317.57x = 1,051,620,869,741,808.62 - Step 5: Solve for x
x = 1,051,620,869,741,808.62/36,403,317.57 - Step 6: Final answer
x = 28,888,050.32
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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.