Finding the Fourth Proportional to 29,621,960.94, 44,416,964.54 and 13,439,082.30
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Solution
The fourth proportional to 29,621,960.94, 44,416,964.54 and 13,439,082.30 is: 20,151,374.96
Step by Step Solution
- Step 1: Write the proportion equation
29,621,960.94 : 44,416,964.54 = 13,439,082.30 : x - Step 2: Convert to fraction form
29,621,960.94/44,416,964.54 = 13,439,082.30/x - Step 3: Cross multiply
29,621,960.94x = 44,416,964.54 × 13,439,082.30 - Step 4: Simplify right side
29,621,960.94x = 596,923,241,969,241.62 - Step 5: Solve for x
x = 596,923,241,969,241.62/29,621,960.94 - Step 6: Final answer
x = 20,151,374.96
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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.