Finding the Fourth Proportional to 11,649,568.37, 16,072,841.88 and 6,753,813.62
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Solution
The fourth proportional to 11,649,568.37, 16,072,841.88 and 6,753,813.62 is: 9,318,197.46
Step by Step Solution
- Step 1: Write the proportion equation
11,649,568.37 : 16,072,841.88 = 6,753,813.62 : x - Step 2: Convert to fraction form
11,649,568.37/16,072,841.88 = 6,753,813.62/x - Step 3: Cross multiply
11,649,568.37x = 16,072,841.88 × 6,753,813.62 - Step 4: Simplify right side
11,649,568.37x = 108,552,978,320,886.20 - Step 5: Solve for x
x = 108,552,978,320,886.20/11,649,568.37 - Step 6: Final answer
x = 9,318,197.46
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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.