Finding the Fourth Proportional to 10,964,486.70, 16,446,730.05 and 2,986,310.70
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Solution
The fourth proportional to 10,964,486.70, 16,446,730.05 and 2,986,310.70 is: 4,479,466.05
Step by Step Solution
- Step 1: Write the proportion equation
10,964,486.70 : 16,446,730.05 = 2,986,310.70 : x - Step 2: Convert to fraction form
10,964,486.70/16,446,730.05 = 2,986,310.70/x - Step 3: Cross multiply
10,964,486.70x = 16,446,730.05 × 2,986,310.70 - Step 4: Simplify right side
10,964,486.70x = 49,115,045,928,326.54 - Step 5: Solve for x
x = 49,115,045,928,326.54/10,964,486.70 - Step 6: Final answer
x = 4,479,466.05
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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.