Finding the Fourth Proportional to 11,302,761.26, 15,597,632.67 and 6,146,077.70
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Solution
The fourth proportional to 11,302,761.26, 15,597,632.67 and 6,146,077.70 is: 8,481,490.51
Step by Step Solution
- Step 1: Write the proportion equation
11,302,761.26 : 15,597,632.67 = 6,146,077.70 : x - Step 2: Convert to fraction form
11,302,761.26/15,597,632.67 = 6,146,077.70/x - Step 3: Cross multiply
11,302,761.26x = 15,597,632.67 × 6,146,077.70 - Step 4: Simplify right side
11,302,761.26x = 95,864,262,341,824.75 - Step 5: Solve for x
x = 95,864,262,341,824.75/11,302,761.26 - Step 6: Final answer
x = 8,481,490.51
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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.