Finding the Fourth Proportional to 82,937,715.40, 124,247,942.70 and 44,586,483.40
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Solution
The fourth proportional to 82,937,715.40, 124,247,942.70 and 44,586,483.40 is: 66,794,446.99
Step by Step Solution
- Step 1: Write the proportion equation
82,937,715.40 : 124,247,942.70 = 44,586,483.40 : x - Step 2: Convert to fraction form
82,937,715.40/124,247,942.70 = 44,586,483.40/x - Step 3: Cross multiply
82,937,715.40x = 124,247,942.70 × 44,586,483.40 - Step 4: Simplify right side
82,937,715.40x = 5,539,778,834,677,701 - Step 5: Solve for x
x = 5,539,778,834,677,701/82,937,715.40 - Step 6: Final answer
x = 66,794,446.99
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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.