Finding the Fourth Proportional to 82,958,918.18, 124,444,355.97 and 31,840,936.99
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Solution
The fourth proportional to 82,958,918.18, 124,444,355.97 and 31,840,936.99 is: 47,763,700.20
Step by Step Solution
- Step 1: Write the proportion equation
82,958,918.18 : 124,444,355.97 = 31,840,936.99 : x - Step 2: Convert to fraction form
82,958,918.18/124,444,355.97 = 31,840,936.99/x - Step 3: Cross multiply
82,958,918.18x = 124,444,355.97 × 31,840,936.99 - Step 4: Simplify right side
82,958,918.18x = 3,962,424,897,010,193 - Step 5: Solve for x
x = 3,962,424,897,010,193/82,958,918.18 - Step 6: Final answer
x = 47,763,700.20
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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.