Finding the Fourth Proportional to 32,085,920.20, 48,135,101.10 and 16,129,568.20
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Solution
The fourth proportional to 32,085,920.20, 48,135,101.10 and 16,129,568.20 is: 24,197,479.49
Step by Step Solution
- Step 1: Write the proportion equation
32,085,920.20 : 48,135,101.10 = 16,129,568.20 : x - Step 2: Convert to fraction form
32,085,920.20/48,135,101.10 = 16,129,568.20/x - Step 3: Cross multiply
32,085,920.20x = 48,135,101.10 × 16,129,568.20 - Step 4: Simplify right side
32,085,920.20x = 776,398,396,006,345 - Step 5: Solve for x
x = 776,398,396,006,345/32,085,920.20 - Step 6: Final answer
x = 24,197,479.49
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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.