Finding the Fourth Proportional to 11,743,948.14, 16,206,615.26 and 6,517,745.33
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Solution
The fourth proportional to 11,743,948.14, 16,206,615.26 and 6,517,745.33 is: 8,994,470.14
Step by Step Solution
- Step 1: Write the proportion equation
11,743,948.14 : 16,206,615.26 = 6,517,745.33 : x - Step 2: Convert to fraction form
11,743,948.14/16,206,615.26 = 6,517,745.33/x - Step 3: Cross multiply
11,743,948.14x = 16,206,615.26 × 6,517,745.33 - Step 4: Simplify right side
11,743,948.14x = 105,630,590,812,349.94 - Step 5: Solve for x
x = 105,630,590,812,349.94/11,743,948.14 - Step 6: Final answer
x = 8,994,470.14
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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.