Finding the Fourth Proportional to 36,180,598.40, 54,252,235.20 and 13,449,795.20
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Solution
The fourth proportional to 36,180,598.40, 54,252,235.20 and 13,449,795.20 is: 20,167,755.23
Step by Step Solution
- Step 1: Write the proportion equation
36,180,598.40 : 54,252,235.20 = 13,449,795.20 : x - Step 2: Convert to fraction form
36,180,598.40/54,252,235.20 = 13,449,795.20/x - Step 3: Cross multiply
36,180,598.40x = 54,252,235.20 × 13,449,795.20 - Step 4: Simplify right side
36,180,598.40x = 729,681,452,582,231 - Step 5: Solve for x
x = 729,681,452,582,231/36,180,598.40 - Step 6: Final answer
x = 20,167,755.23
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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.