Finding the Fourth Proportional to 11,117,370.24, 15,351,545.76 and 6,994,273.86
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Solution
The fourth proportional to 11,117,370.24, 15,351,545.76 and 6,994,273.86 is: 9,658,121.74
Step by Step Solution
- Step 1: Write the proportion equation
11,117,370.24 : 15,351,545.76 = 6,994,273.86 : x - Step 2: Convert to fraction form
11,117,370.24/15,351,545.76 = 6,994,273.86/x - Step 3: Cross multiply
11,117,370.24x = 15,351,545.76 × 6,994,273.86 - Step 4: Simplify right side
11,117,370.24x = 107,372,915,219,761.84 - Step 5: Solve for x
x = 107,372,915,219,761.84/11,117,370.24 - Step 6: Final answer
x = 9,658,121.74
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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.