Finding the Fourth Proportional to 32,182,496.40, 48,236,419.80 and 13,000,659.60
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Solution
The fourth proportional to 32,182,496.40, 48,236,419.80 and 13,000,659.60 is: 19,485,911.42
Step by Step Solution
- Step 1: Write the proportion equation
32,182,496.40 : 48,236,419.80 = 13,000,659.60 : x - Step 2: Convert to fraction form
32,182,496.40/48,236,419.80 = 13,000,659.60/x - Step 3: Cross multiply
32,182,496.40x = 48,236,419.80 × 13,000,659.60 - Step 4: Simplify right side
32,182,496.40x = 627,105,274,142,500 - Step 5: Solve for x
x = 627,105,274,142,500/32,182,496.40 - Step 6: Final answer
x = 19,485,911.42
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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.