Finding the Fourth Proportional to 32,258,443.20, 48,387,664.80 and 16,134,129.60
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Solution
The fourth proportional to 32,258,443.20, 48,387,664.80 and 16,134,129.60 is: 24,201,194.40
Step by Step Solution
- Step 1: Write the proportion equation
32,258,443.20 : 48,387,664.80 = 16,134,129.60 : x - Step 2: Convert to fraction form
32,258,443.20/48,387,664.80 = 16,134,129.60/x - Step 3: Cross multiply
32,258,443.20x = 48,387,664.80 × 16,134,129.60 - Step 4: Simplify right side
32,258,443.20x = 780,692,854,924,558 - Step 5: Solve for x
x = 780,692,854,924,558/32,258,443.20 - Step 6: Final answer
x = 24,201,194.40
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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.