Finding the Fourth Proportional to 44,286,833.80, 66,430,250.70 and 29,831,638.60
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Solution
The fourth proportional to 44,286,833.80, 66,430,250.70 and 29,831,638.60 is: 44,747,457.90
Step by Step Solution
- Step 1: Write the proportion equation
44,286,833.80 : 66,430,250.70 = 29,831,638.60 : x - Step 2: Convert to fraction form
44,286,833.80/66,430,250.70 = 29,831,638.60/x - Step 3: Cross multiply
44,286,833.80x = 66,430,250.70 × 29,831,638.60 - Step 4: Simplify right side
44,286,833.80x = 1,981,723,230,989,797.25 - Step 5: Solve for x
x = 1,981,723,230,989,797.25/44,286,833.80 - Step 6: Final answer
x = 44,747,457.90
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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.