Finding the Fourth Proportional to 11,049,739.20, 16,546,615.20 and 8,810,251.20
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Solution
The fourth proportional to 11,049,739.20, 16,546,615.20 and 8,810,251.20 is: 13,193,056.76
Step by Step Solution
- Step 1: Write the proportion equation
11,049,739.20 : 16,546,615.20 = 8,810,251.20 : x - Step 2: Convert to fraction form
11,049,739.20/16,546,615.20 = 8,810,251.20/x - Step 3: Cross multiply
11,049,739.20x = 16,546,615.20 × 8,810,251.20 - Step 4: Simplify right side
11,049,739.20x = 145,779,836,421,738.22 - Step 5: Solve for x
x = 145,779,836,421,738.22/11,049,739.20 - Step 6: Final answer
x = 13,193,056.76
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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.