Finding the Fourth Proportional to 11,261,992.41, 15,540,950.97 and 6,366,921.84
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Solution
The fourth proportional to 11,261,992.41, 15,540,950.97 and 6,366,921.84 is: 8,786,013.75
Step by Step Solution
- Step 1: Write the proportion equation
11,261,992.41 : 15,540,950.97 = 6,366,921.84 : x - Step 2: Convert to fraction form
11,261,992.41/15,540,950.97 = 6,366,921.84/x - Step 3: Cross multiply
11,261,992.41x = 15,540,950.97 × 6,366,921.84 - Step 4: Simplify right side
11,261,992.41x = 98,948,020,145,262.19 - Step 5: Solve for x
x = 98,948,020,145,262.19/11,261,992.41 - Step 6: Final answer
x = 8,786,013.75
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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.