Finding the Fourth Proportional to 32,258,303.20, 48,331,467.60 and 20,892,901.60
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Solution
The fourth proportional to 32,258,303.20, 48,331,467.60 and 20,892,901.60 is: 31,303,090.88
Step by Step Solution
- Step 1: Write the proportion equation
32,258,303.20 : 48,331,467.60 = 20,892,901.60 : x - Step 2: Convert to fraction form
32,258,303.20/48,331,467.60 = 20,892,901.60/x - Step 3: Cross multiply
32,258,303.20x = 48,331,467.60 × 20,892,901.60 - Step 4: Simplify right side
32,258,303.20x = 1,009,784,596,750,388.25 - Step 5: Solve for x
x = 1,009,784,596,750,388.25/32,258,303.20 - Step 6: Final answer
x = 31,303,090.88
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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.