Finding the Fourth Proportional to 31,321,497.18, 46,982,150.73 and 8,602,414.62
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Solution
The fourth proportional to 31,321,497.18, 46,982,150.73 and 8,602,414.62 is: 12,903,595.83
Step by Step Solution
- Step 1: Write the proportion equation
31,321,497.18 : 46,982,150.73 = 8,602,414.62 : x - Step 2: Convert to fraction form
31,321,497.18/46,982,150.73 = 8,602,414.62/x - Step 3: Cross multiply
31,321,497.18x = 46,982,150.73 × 8,602,414.62 - Step 4: Simplify right side
31,321,497.18x = 404,159,940,318,795.62 - Step 5: Solve for x
x = 404,159,940,318,795.62/31,321,497.18 - Step 6: Final answer
x = 12,903,595.83
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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.