Finding the Fourth Proportional to 11,277,442.68, 15,562,475.10 and 6,120,700.44
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Solution
The fourth proportional to 11,277,442.68, 15,562,475.10 and 6,120,700.44 is: 8,446,351.79
Step by Step Solution
- Step 1: Write the proportion equation
11,277,442.68 : 15,562,475.10 = 6,120,700.44 : x - Step 2: Convert to fraction form
11,277,442.68/15,562,475.10 = 6,120,700.44/x - Step 3: Cross multiply
11,277,442.68x = 15,562,475.10 × 6,120,700.44 - Step 4: Simplify right side
11,277,442.68x = 95,253,248,192,059.05 - Step 5: Solve for x
x = 95,253,248,192,059.05/11,277,442.68 - Step 6: Final answer
x = 8,446,351.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.