Finding the Fourth Proportional to 32,259,699.20, 48,389,548.80 and 8,325,171.20
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Solution
The fourth proportional to 32,259,699.20, 48,389,548.80 and 8,325,171.20 is: 12,487,756.80
Step by Step Solution
- Step 1: Write the proportion equation
32,259,699.20 : 48,389,548.80 = 8,325,171.20 : x - Step 2: Convert to fraction form
32,259,699.20/48,389,548.80 = 8,325,171.20/x - Step 3: Cross multiply
32,259,699.20x = 48,389,548.80 × 8,325,171.20 - Step 4: Simplify right side
32,259,699.20x = 402,851,278,050,754.56 - Step 5: Solve for x
x = 402,851,278,050,754.56/32,259,699.20 - Step 6: Final answer
x = 12,487,756.80
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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.