Finding the Fourth Proportional to 32,372,069.80, 48,558,104.70 and 30,879,077.80
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Solution
The fourth proportional to 32,372,069.80, 48,558,104.70 and 30,879,077.80 is: 46,318,616.70
Step by Step Solution
- Step 1: Write the proportion equation
32,372,069.80 : 48,558,104.70 = 30,879,077.80 : x - Step 2: Convert to fraction form
32,372,069.80/48,558,104.70 = 30,879,077.80/x - Step 3: Cross multiply
32,372,069.80x = 48,558,104.70 × 30,879,077.80 - Step 4: Simplify right side
32,372,069.80x = 1,499,429,492,851,845.75 - Step 5: Solve for x
x = 1,499,429,492,851,845.75/32,372,069.80 - Step 6: Final answer
x = 46,318,616.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.