Finding the Fourth Proportional to 11,101,560.75, 16,654,790.57 and 4,717,270.35
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Solution
The fourth proportional to 11,101,560.75, 16,654,790.57 and 4,717,270.35 is: 7,076,946.34
Step by Step Solution
- Step 1: Write the proportion equation
11,101,560.75 : 16,654,790.57 = 4,717,270.35 : x - Step 2: Convert to fraction form
11,101,560.75/16,654,790.57 = 4,717,270.35/x - Step 3: Cross multiply
11,101,560.75x = 16,654,790.57 × 4,717,270.35 - Step 4: Simplify right side
11,101,560.75x = 78,565,149,717,734.23 - Step 5: Solve for x
x = 78,565,149,717,734.23/11,101,560.75 - Step 6: Final answer
x = 7,076,946.34
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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.