Finding the Fourth Proportional to 14,096,537.40, 21,102,815.70 and 8,413,836.60
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Solution
The fourth proportional to 14,096,537.40, 21,102,815.70 and 8,413,836.60 is: 12,595,691.98
Step by Step Solution
- Step 1: Write the proportion equation
14,096,537.40 : 21,102,815.70 = 8,413,836.60 : x - Step 2: Convert to fraction form
14,096,537.40/21,102,815.70 = 8,413,836.60/x - Step 3: Cross multiply
14,096,537.40x = 21,102,815.70 × 8,413,836.60 - Step 4: Simplify right side
14,096,537.40x = 177,555,643,099,714.59 - Step 5: Solve for x
x = 177,555,643,099,714.59/14,096,537.40 - Step 6: Final answer
x = 12,595,691.98
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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.