Finding the Fourth Proportional to 38,468,493.80, 57,702,740.70 and 24,135,770.60
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Solution
The fourth proportional to 38,468,493.80, 57,702,740.70 and 24,135,770.60 is: 36,203,655.90
Step by Step Solution
- Step 1: Write the proportion equation
38,468,493.80 : 57,702,740.70 = 24,135,770.60 : x - Step 2: Convert to fraction form
38,468,493.80/57,702,740.70 = 24,135,770.60/x - Step 3: Cross multiply
38,468,493.80x = 57,702,740.70 × 24,135,770.60 - Step 4: Simplify right side
38,468,493.80x = 1,392,700,112,526,483.50 - Step 5: Solve for x
x = 1,392,700,112,526,483.50/38,468,493.80 - Step 6: Final answer
x = 36,203,655.90
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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.