Finding the Fourth Proportional to 82,843,922.09, 124,265,817.51 and 22,259,648.09
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Solution
The fourth proportional to 82,843,922.09, 124,265,817.51 and 22,259,648.09 is: 33,389,454.50
Step by Step Solution
- Step 1: Write the proportion equation
82,843,922.09 : 124,265,817.51 = 22,259,648.09 : x - Step 2: Convert to fraction form
82,843,922.09/124,265,817.51 = 22,259,648.09/x - Step 3: Cross multiply
82,843,922.09x = 124,265,817.51 × 22,259,648.09 - Step 4: Simplify right side
82,843,922.09x = 2,766,113,366,767,431 - Step 5: Solve for x
x = 2,766,113,366,767,431/82,843,922.09 - Step 6: Final answer
x = 33,389,454.50
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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.