Finding the Fourth Proportional to 14,624,251.17, 20,202,487.68 and 11,680,202.82
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Solution
The fourth proportional to 14,624,251.17, 20,202,487.68 and 11,680,202.82 is: 16,135,469.15
Step by Step Solution
- Step 1: Write the proportion equation
14,624,251.17 : 20,202,487.68 = 11,680,202.82 : x - Step 2: Convert to fraction form
14,624,251.17/20,202,487.68 = 11,680,202.82/x - Step 3: Cross multiply
14,624,251.17x = 20,202,487.68 × 11,680,202.82 - Step 4: Simplify right side
14,624,251.17x = 235,969,153,596,405.53 - Step 5: Solve for x
x = 235,969,153,596,405.53/14,624,251.17 - Step 6: Final answer
x = 16,135,469.15
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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.