Finding the Fourth Proportional to 8,670,660.72, 13,014,060.96 and 4,414,015.68
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Solution
The fourth proportional to 8,670,660.72, 13,014,060.96 and 4,414,015.68 is: 6,625,131.69
Step by Step Solution
- Step 1: Write the proportion equation
8,670,660.72 : 13,014,060.96 = 4,414,015.68 : x - Step 2: Convert to fraction form
8,670,660.72/13,014,060.96 = 4,414,015.68/x - Step 3: Cross multiply
8,670,660.72x = 13,014,060.96 × 4,414,015.68 - Step 4: Simplify right side
8,670,660.72x = 57,444,269,137,915.85 - Step 5: Solve for x
x = 57,444,269,137,915.85/8,670,660.72 - Step 6: Final answer
x = 6,625,131.69
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.