Finding the Fourth Proportional to 24,729,236.32, 34,130,431.04 and 13,719,532.96
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Solution
The fourth proportional to 24,729,236.32, 34,130,431.04 and 13,719,532.96 is: 18,935,221.76
Step by Step Solution
- Step 1: Write the proportion equation
24,729,236.32 : 34,130,431.04 = 13,719,532.96 : x - Step 2: Convert to fraction form
24,729,236.32/34,130,431.04 = 13,719,532.96/x - Step 3: Cross multiply
24,729,236.32x = 34,130,431.04 × 13,719,532.96 - Step 4: Simplify right side
24,729,236.32x = 468,253,573,592,287.12 - Step 5: Solve for x
x = 468,253,573,592,287.12/24,729,236.32 - Step 6: Final answer
x = 18,935,221.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.