Finding the Fourth Proportional to 10,361,115.30, 15,541,672.95 and 8,093,633.70
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Solution
The fourth proportional to 10,361,115.30, 15,541,672.95 and 8,093,633.70 is: 12,140,450.55
Step by Step Solution
- Step 1: Write the proportion equation
10,361,115.30 : 15,541,672.95 = 8,093,633.70 : x - Step 2: Convert to fraction form
10,361,115.30/15,541,672.95 = 8,093,633.70/x - Step 3: Cross multiply
10,361,115.30x = 15,541,672.95 × 8,093,633.70 - Step 4: Simplify right side
10,361,115.30x = 125,788,607,942,498.41 - Step 5: Solve for x
x = 125,788,607,942,498.41/10,361,115.30 - Step 6: Final answer
x = 12,140,450.55
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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.