Finding the Fourth Proportional to 6,313,069.10, 9,465,058.81 and 3,879,193.61
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Solution
The fourth proportional to 6,313,069.10, 9,465,058.81 and 3,879,193.61 is: 5,815,997.75
Step by Step Solution
- Step 1: Write the proportion equation
6,313,069.10 : 9,465,058.81 = 3,879,193.61 : x - Step 2: Convert to fraction form
6,313,069.10/9,465,058.81 = 3,879,193.61/x - Step 3: Cross multiply
6,313,069.10x = 9,465,058.81 × 3,879,193.61 - Step 4: Simplify right side
6,313,069.10x = 36,716,795,682,537.84 - Step 5: Solve for x
x = 36,716,795,682,537.84/6,313,069.10 - Step 6: Final answer
x = 5,815,997.75
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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.