Finding the Fourth Proportional to 5,481,450.30, 7,564,415.81 and 3,034,230.11
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Solution
The fourth proportional to 5,481,450.30, 7,564,415.81 and 3,034,230.11 is: 4,187,245.52
Step by Step Solution
- Step 1: Write the proportion equation
5,481,450.30 : 7,564,415.81 = 3,034,230.11 : x - Step 2: Convert to fraction form
5,481,450.30/7,564,415.81 = 3,034,230.11/x - Step 3: Cross multiply
5,481,450.30x = 7,564,415.81 × 3,034,230.11 - Step 4: Simplify right side
5,481,450.30x = 22,952,178,215,262.04 - Step 5: Solve for x
x = 22,952,178,215,262.04/5,481,450.30 - Step 6: Final answer
x = 4,187,245.52
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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.