Finding the Fourth Proportional to 11,277,912, 15,563,323.26 and 6,121,162.80
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Solution
The fourth proportional to 11,277,912, 15,563,323.26 and 6,121,162.80 is: 8,447,098.66
Step by Step Solution
- Step 1: Write the proportion equation
11,277,912 : 15,563,323.26 = 6,121,162.80 : x - Step 2: Convert to fraction form
11,277,912/15,563,323.26 = 6,121,162.80/x - Step 3: Cross multiply
11,277,912x = 15,563,323.26 × 6,121,162.80 - Step 4: Simplify right side
11,277,912x = 95,265,635,383,486.72 - Step 5: Solve for x
x = 95,265,635,383,486.72/11,277,912 - Step 6: Final answer
x = 8,447,098.66
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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.