Finding the Fourth Proportional to 32,268,742.20, 48,403,113.30 and 32,079,785.40
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Solution
The fourth proportional to 32,268,742.20, 48,403,113.30 and 32,079,785.40 is: 48,119,678.10
Step by Step Solution
- Step 1: Write the proportion equation
32,268,742.20 : 48,403,113.30 = 32,079,785.40 : x - Step 2: Convert to fraction form
32,268,742.20/48,403,113.30 = 32,079,785.40/x - Step 3: Cross multiply
32,268,742.20x = 48,403,113.30 × 32,079,785.40 - Step 4: Simplify right side
32,268,742.20x = 1,552,761,487,355,885.75 - Step 5: Solve for x
x = 1,552,761,487,355,885.75/32,268,742.20 - Step 6: Final answer
x = 48,119,678.10
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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.