Finding the Fourth Proportional to 38,383,548.07, 57,585,420.58 and 13,793,958.90
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Solution
The fourth proportional to 38,383,548.07, 57,585,420.58 and 13,793,958.90 is: 20,694,567.45
Step by Step Solution
- Step 1: Write the proportion equation
38,383,548.07 : 57,585,420.58 = 13,793,958.90 : x - Step 2: Convert to fraction form
38,383,548.07/57,585,420.58 = 13,793,958.90/x - Step 3: Cross multiply
38,383,548.07x = 57,585,420.58 × 13,793,958.90 - Step 4: Simplify right side
38,383,548.07x = 794,330,924,495,167.62 - Step 5: Solve for x
x = 794,330,924,495,167.62/38,383,548.07 - Step 6: Final answer
x = 20,694,567.45
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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.