Finding the Fourth Proportional to 38,375,416.80, 57,563,125.20 and 24,042,693.60
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Solution
The fourth proportional to 38,375,416.80, 57,563,125.20 and 24,042,693.60 is: 36,064,040.40
Step by Step Solution
- Step 1: Write the proportion equation
38,375,416.80 : 57,563,125.20 = 24,042,693.60 : x - Step 2: Convert to fraction form
38,375,416.80/57,563,125.20 = 24,042,693.60/x - Step 3: Cross multiply
38,375,416.80x = 57,563,125.20 × 24,042,693.60 - Step 4: Simplify right side
38,375,416.80x = 1,383,972,581,842,039 - Step 5: Solve for x
x = 1,383,972,581,842,039/38,375,416.80 - Step 6: Final answer
x = 36,064,040.40
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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.