Finding the Fourth Proportional to 32,419,318.28, 48,625,383.38 and 8,158,251.74
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Solution
The fourth proportional to 32,419,318.28, 48,625,383.38 and 8,158,251.74 is: 12,236,473.17
Step by Step Solution
- Step 1: Write the proportion equation
32,419,318.28 : 48,625,383.38 = 8,158,251.74 : x - Step 2: Convert to fraction form
32,419,318.28/48,625,383.38 = 8,158,251.74/x - Step 3: Cross multiply
32,419,318.28x = 48,625,383.38 × 8,158,251.74 - Step 4: Simplify right side
32,419,318.28x = 396,698,118,284,133.94 - Step 5: Solve for x
x = 396,698,118,284,133.94/32,419,318.28 - Step 6: Final answer
x = 12,236,473.17
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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.