Finding the Fourth Proportional to 25,118,942.70, 37,678,414.05 and 6,207,710.70
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Solution
The fourth proportional to 25,118,942.70, 37,678,414.05 and 6,207,710.70 is: 9,311,566.05
Step by Step Solution
- Step 1: Write the proportion equation
25,118,942.70 : 37,678,414.05 = 6,207,710.70 : x - Step 2: Convert to fraction form
25,118,942.70/37,678,414.05 = 6,207,710.70/x - Step 3: Cross multiply
25,118,942.70x = 37,678,414.05 × 6,207,710.70 - Step 4: Simplify right side
25,118,942.70x = 233,896,694,057,215.31 - Step 5: Solve for x
x = 233,896,694,057,215.31/25,118,942.70 - Step 6: Final answer
x = 9,311,566.05
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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.