Finding the Fourth Proportional to 49,517,341.17, 68,332,599.72 and 29,682,310.50
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Solution
The fourth proportional to 49,517,341.17, 68,332,599.72 and 29,682,310.50 is: 40,960,790.59
Step by Step Solution
- Step 1: Write the proportion equation
49,517,341.17 : 68,332,599.72 = 29,682,310.50 : x - Step 2: Convert to fraction form
49,517,341.17/68,332,599.72 = 29,682,310.50/x - Step 3: Cross multiply
49,517,341.17x = 68,332,599.72 × 29,682,310.50 - Step 4: Simplify right side
49,517,341.17x = 2,028,269,442,270,015 - Step 5: Solve for x
x = 2,028,269,442,270,015/49,517,341.17 - Step 6: Final answer
x = 40,960,790.59
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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.