Finding the Fourth Proportional to 16,612,515.30, 24,923,438.55 and 8,093,129.70
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Solution
The fourth proportional to 16,612,515.30, 24,923,438.55 and 8,093,129.70 is: 12,141,967.49
Step by Step Solution
- Step 1: Write the proportion equation
16,612,515.30 : 24,923,438.55 = 8,093,129.70 : x - Step 2: Convert to fraction form
16,612,515.30/24,923,438.55 = 8,093,129.70/x - Step 3: Cross multiply
16,612,515.30x = 24,923,438.55 × 8,093,129.70 - Step 4: Simplify right side
16,612,515.30x = 201,708,620,755,129.94 - Step 5: Solve for x
x = 201,708,620,755,129.94/16,612,515.30 - Step 6: Final answer
x = 12,141,967.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.