Finding the Fourth Proportional to 11,277,691.97, 15,562,798.52 and 6,120,942.80
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Solution
The fourth proportional to 11,277,691.97, 15,562,798.52 and 6,120,942.80 is: 8,446,675.06
Step by Step Solution
- Step 1: Write the proportion equation
11,277,691.97 : 15,562,798.52 = 6,120,942.80 : x - Step 2: Convert to fraction form
11,277,691.97/15,562,798.52 = 6,120,942.80/x - Step 3: Cross multiply
11,277,691.97x = 15,562,798.52 × 6,120,942.80 - Step 4: Simplify right side
11,277,691.97x = 95,258,999,440,425.95 - Step 5: Solve for x
x = 95,258,999,440,425.95/11,277,691.97 - Step 6: Final answer
x = 8,446,675.06
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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.