Finding the Fourth Proportional to 48,384,043.20, 72,582,285.60 and 24,135,364.80
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Solution
The fourth proportional to 48,384,043.20, 72,582,285.60 and 24,135,364.80 is: 36,206,150.32
Step by Step Solution
- Step 1: Write the proportion equation
48,384,043.20 : 72,582,285.60 = 24,135,364.80 : x - Step 2: Convert to fraction form
48,384,043.20/72,582,285.60 = 24,135,364.80/x - Step 3: Cross multiply
48,384,043.20x = 72,582,285.60 × 24,135,364.80 - Step 4: Simplify right side
48,384,043.20x = 1,751,799,940,973,786.75 - Step 5: Solve for x
x = 1,751,799,940,973,786.75/48,384,043.20 - Step 6: Final answer
x = 36,206,150.32
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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.