Finding the Fourth Proportional to 11,277,223.43, 15,562,576.76 and 6,120,583.61
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Solution
The fourth proportional to 11,277,223.43, 15,562,576.76 and 6,120,583.61 is: 8,446,409.95
Step by Step Solution
- Step 1: Write the proportion equation
11,277,223.43 : 15,562,576.76 = 6,120,583.61 : x - Step 2: Convert to fraction form
11,277,223.43/15,562,576.76 = 6,120,583.61/x - Step 3: Cross multiply
11,277,223.43x = 15,562,576.76 × 6,120,583.61 - Step 4: Simplify right side
11,277,223.43x = 95,252,052,216,020 - Step 5: Solve for x
x = 95,252,052,216,020/11,277,223.43 - Step 6: Final answer
x = 8,446,409.95
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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.