Finding the Fourth Proportional to 8,910,996.36, 12,297,198.60 and 4,836,615.36
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Solution
The fourth proportional to 8,910,996.36, 12,297,198.60 and 4,836,615.36 is: 6,674,542.02
Step by Step Solution
- Step 1: Write the proportion equation
8,910,996.36 : 12,297,198.60 = 4,836,615.36 : x - Step 2: Convert to fraction form
8,910,996.36/12,297,198.60 = 4,836,615.36/x - Step 3: Cross multiply
8,910,996.36x = 12,297,198.60 × 4,836,615.36 - Step 4: Simplify right side
8,910,996.36x = 59,476,819,633,730.50 - Step 5: Solve for x
x = 59,476,819,633,730.50/8,910,996.36 - Step 6: Final answer
x = 6,674,542.02
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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.