Finding the Fourth Proportional to 82,367,559.79, 113,666,919.98 and 45,198,461.95
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Solution
The fourth proportional to 82,367,559.79, 113,666,919.98 and 45,198,461.95 is: 62,373,705.99
Step by Step Solution
- Step 1: Write the proportion equation
82,367,559.79 : 113,666,919.98 = 45,198,461.95 : x - Step 2: Convert to fraction form
82,367,559.79/113,666,919.98 = 45,198,461.95/x - Step 3: Cross multiply
82,367,559.79x = 113,666,919.98 × 45,198,461.95 - Step 4: Simplify right side
82,367,559.79x = 5,137,569,957,480,677 - Step 5: Solve for x
x = 5,137,569,957,480,677/82,367,559.79 - Step 6: Final answer
x = 62,373,705.99
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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.