Finding the Fourth Proportional to 18,062,242.92, 24,919,460.46 and 10,714,447.80
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Solution
The fourth proportional to 18,062,242.92, 24,919,460.46 and 10,714,447.80 is: 14,782,120.89
Step by Step Solution
- Step 1: Write the proportion equation
18,062,242.92 : 24,919,460.46 = 10,714,447.80 : x - Step 2: Convert to fraction form
18,062,242.92/24,919,460.46 = 10,714,447.80/x - Step 3: Cross multiply
18,062,242.92x = 24,919,460.46 × 10,714,447.80 - Step 4: Simplify right side
18,062,242.92x = 266,998,258,302,834.03 - Step 5: Solve for x
x = 266,998,258,302,834.03/18,062,242.92 - Step 6: Final answer
x = 14,782,120.89
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1.5x scale
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.