Finding the Fourth Proportional to 38,234,648.75, 57,375,888.57 and 15,515,546.00
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Solution
The fourth proportional to 38,234,648.75, 57,375,888.57 and 15,515,546.00 is: 23,283,023.84
Step by Step Solution
- Step 1: Write the proportion equation
38,234,648.75 : 57,375,888.57 = 15,515,546.00 : x - Step 2: Convert to fraction form
38,234,648.75/57,375,888.57 = 15,515,546.00/x - Step 3: Cross multiply
38,234,648.75x = 57,375,888.57 × 15,515,546.00 - Step 4: Simplify right side
38,234,648.75x = 890,218,238,111,829.75 - Step 5: Solve for x
x = 890,218,238,111,829.75/38,234,648.75 - Step 6: Final answer
x = 23,283,023.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.