Finding the Fourth Proportional to 32,157,073.20, 48,235,609.80 and 18,552,183.60
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Solution
The fourth proportional to 32,157,073.20, 48,235,609.80 and 18,552,183.60 is: 27,828,275.40
Step by Step Solution
- Step 1: Write the proportion equation
32,157,073.20 : 48,235,609.80 = 18,552,183.60 : x - Step 2: Convert to fraction form
32,157,073.20/48,235,609.80 = 18,552,183.60/x - Step 3: Cross multiply
32,157,073.20x = 48,235,609.80 × 18,552,183.60 - Step 4: Simplify right side
32,157,073.20x = 894,875,889,067,559.25 - Step 5: Solve for x
x = 894,875,889,067,559.25/32,157,073.20 - Step 6: Final answer
x = 27,828,275.40
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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.