Finding the Fourth Proportional to 32,236,818.72, 48,343,615.84 and 10,667,438.88
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Solution
The fourth proportional to 32,236,818.72, 48,343,615.84 and 10,667,438.88 is: 15,997,315.73
Step by Step Solution
- Step 1: Write the proportion equation
32,236,818.72 : 48,343,615.84 = 10,667,438.88 : x - Step 2: Convert to fraction form
32,236,818.72/48,343,615.84 = 10,667,438.88/x - Step 3: Cross multiply
32,236,818.72x = 48,343,615.84 × 10,667,438.88 - Step 4: Simplify right side
32,236,818.72x = 515,702,567,211,399.94 - Step 5: Solve for x
x = 515,702,567,211,399.94/32,236,818.72 - Step 6: Final answer
x = 15,997,315.73
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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.