Finding the Fourth Proportional to 29,346,120.60, 44,019,180.90 and 18,528,343.80
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Solution
The fourth proportional to 29,346,120.60, 44,019,180.90 and 18,528,343.80 is: 27,792,515.70
Step by Step Solution
- Step 1: Write the proportion equation
29,346,120.60 : 44,019,180.90 = 18,528,343.80 : x - Step 2: Convert to fraction form
29,346,120.60/44,019,180.90 = 18,528,343.80/x - Step 3: Cross multiply
29,346,120.60x = 44,019,180.90 × 18,528,343.80 - Step 4: Simplify right side
29,346,120.60x = 815,602,517,509,593.38 - Step 5: Solve for x
x = 815,602,517,509,593.38/29,346,120.60 - Step 6: Final answer
x = 27,792,515.70
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1.5x scale
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.