Finding the Fourth Proportional to 10,327,525.20, 15,477,115.92 and 6,534,217.44
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Solution
The fourth proportional to 10,327,525.20, 15,477,115.92 and 6,534,217.44 is: 9,792,359.62
Step by Step Solution
- Step 1: Write the proportion equation
10,327,525.20 : 15,477,115.92 = 6,534,217.44 : x - Step 2: Convert to fraction form
10,327,525.20/15,477,115.92 = 6,534,217.44/x - Step 3: Cross multiply
10,327,525.20x = 15,477,115.92 × 6,534,217.44 - Step 4: Simplify right side
10,327,525.20x = 101,130,840,765,365.66 - Step 5: Solve for x
x = 101,130,840,765,365.66/10,327,525.20 - Step 6: Final answer
x = 9,792,359.62
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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.