Finding the Fourth Proportional to 48,384,111.20, 72,582,387.60 and 24,135,432.80
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Solution
The fourth proportional to 48,384,111.20, 72,582,387.60 and 24,135,432.80 is: 36,206,252.32
Step by Step Solution
- Step 1: Write the proportion equation
48,384,111.20 : 72,582,387.60 = 24,135,432.80 : x - Step 2: Convert to fraction form
48,384,111.20/72,582,387.60 = 24,135,432.80/x - Step 3: Cross multiply
48,384,111.20x = 72,582,387.60 × 24,135,432.80 - Step 4: Simplify right side
48,384,111.20x = 1,751,807,338,383,353.25 - Step 5: Solve for x
x = 1,751,807,338,383,353.25/48,384,111.20 - Step 6: Final answer
x = 36,206,252.32
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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.