Finding the Fourth Proportional to 15,177,610.20, 22,758,542.10 and 5,588,052.60
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Solution
The fourth proportional to 15,177,610.20, 22,758,542.10 and 5,588,052.60 is: 8,379,180.17
Step by Step Solution
- Step 1: Write the proportion equation
15,177,610.20 : 22,758,542.10 = 5,588,052.60 : x - Step 2: Convert to fraction form
15,177,610.20/22,758,542.10 = 5,588,052.60/x - Step 3: Cross multiply
15,177,610.20x = 22,758,542.10 × 5,588,052.60 - Step 4: Simplify right side
15,177,610.20x = 127,175,930,354,114.45 - Step 5: Solve for x
x = 127,175,930,354,114.45/15,177,610.20 - Step 6: Final answer
x = 8,379,180.17
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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.