Finding the Fourth Proportional to 32,555,262.40, 48,832,893.60 and 19,800,779.20
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Solution
The fourth proportional to 32,555,262.40, 48,832,893.60 and 19,800,779.20 is: 29,701,168.80
Step by Step Solution
- Step 1: Write the proportion equation
32,555,262.40 : 48,832,893.60 = 19,800,779.20 : x - Step 2: Convert to fraction form
32,555,262.40/48,832,893.60 = 19,800,779.20/x - Step 3: Cross multiply
32,555,262.40x = 48,832,893.60 × 19,800,779.20 - Step 4: Simplify right side
32,555,262.40x = 966,929,343,870,693.12 - Step 5: Solve for x
x = 966,929,343,870,693.12/32,555,262.40 - Step 6: Final answer
x = 29,701,168.80
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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.