Finding the Fourth Proportional to 11,277,842.93, 15,560,754.63 and 6,383,065.17
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Solution
The fourth proportional to 11,277,842.93, 15,560,754.63 and 6,383,065.17 is: 8,807,119.55
Step by Step Solution
- Step 1: Write the proportion equation
11,277,842.93 : 15,560,754.63 = 6,383,065.17 : x - Step 2: Convert to fraction form
11,277,842.93/15,560,754.63 = 6,383,065.17/x - Step 3: Cross multiply
11,277,842.93x = 15,560,754.63 × 6,383,065.17 - Step 4: Simplify right side
11,277,842.93x = 99,325,310,897,669.23 - Step 5: Solve for x
x = 99,325,310,897,669.23/11,277,842.93 - Step 6: Final answer
x = 8,807,119.55
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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.