Finding the Fourth Proportional to 6,441,663, 8,889,607.26 and 3,541,176.12
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Solution
The fourth proportional to 6,441,663, 8,889,607.26 and 3,541,176.12 is: 4,886,884.79
Step by Step Solution
- Step 1: Write the proportion equation
6,441,663 : 8,889,607.26 = 3,541,176.12 : x - Step 2: Convert to fraction form
6,441,663/8,889,607.26 = 3,541,176.12/x - Step 3: Cross multiply
6,441,663x = 8,889,607.26 × 3,541,176.12 - Step 4: Simplify right side
6,441,663x = 31,479,664,945,290.63 - Step 5: Solve for x
x = 31,479,664,945,290.63/6,441,663 - Step 6: Final answer
x = 4,886,884.79
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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.