Finding the Fourth Proportional to 9,864,775.80, 14,796,830.18 and 3,474,861.17
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Solution
The fourth proportional to 9,864,775.80, 14,796,830.18 and 3,474,861.17 is: 5,212,174.27
Step by Step Solution
- Step 1: Write the proportion equation
9,864,775.80 : 14,796,830.18 = 3,474,861.17 : x - Step 2: Convert to fraction form
9,864,775.80/14,796,830.18 = 3,474,861.17/x - Step 3: Cross multiply
9,864,775.80x = 14,796,830.18 × 3,474,861.17 - Step 4: Simplify right side
9,864,775.80x = 51,416,930,566,269.11 - Step 5: Solve for x
x = 51,416,930,566,269.11/9,864,775.80 - Step 6: Final answer
x = 5,212,174.27
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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.