Finding the Fourth Proportional to 11,660,202.24, 16,091,107.20 and 6,503,897.76
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Solution
The fourth proportional to 11,660,202.24, 16,091,107.20 and 6,503,897.76 is: 8,975,394.59
Step by Step Solution
- Step 1: Write the proportion equation
11,660,202.24 : 16,091,107.20 = 6,503,897.76 : x - Step 2: Convert to fraction form
11,660,202.24/16,091,107.20 = 6,503,897.76/x - Step 3: Cross multiply
11,660,202.24x = 16,091,107.20 × 6,503,897.76 - Step 4: Simplify right side
11,660,202.24x = 104,654,916,073,999.86 - Step 5: Solve for x
x = 104,654,916,073,999.86/11,660,202.24 - Step 6: Final answer
x = 8,975,394.59
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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.