Finding the Fourth Proportional to 8,724,997.26, 13,081,590.99 and 3,042,121.50
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Solution
The fourth proportional to 8,724,997.26, 13,081,590.99 and 3,042,121.50 is: 4,561,123.40
Step by Step Solution
- Step 1: Write the proportion equation
8,724,997.26 : 13,081,590.99 = 3,042,121.50 : x - Step 2: Convert to fraction form
8,724,997.26/13,081,590.99 = 3,042,121.50/x - Step 3: Cross multiply
8,724,997.26x = 13,081,590.99 × 3,042,121.50 - Step 4: Simplify right side
8,724,997.26x = 39,795,789,204,885.29 - Step 5: Solve for x
x = 39,795,789,204,885.29/8,724,997.26 - Step 6: Final answer
x = 4,561,123.40
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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.