Finding the Fourth Proportional to 7,447,213.56, 11,170,820.95 and 2,398,524.06
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Solution
The fourth proportional to 7,447,213.56, 11,170,820.95 and 2,398,524.06 is: 3,597,786.29
Step by Step Solution
- Step 1: Write the proportion equation
7,447,213.56 : 11,170,820.95 = 2,398,524.06 : x - Step 2: Convert to fraction form
7,447,213.56/11,170,820.95 = 2,398,524.06/x - Step 3: Cross multiply
7,447,213.56x = 11,170,820.95 × 2,398,524.06 - Step 4: Simplify right side
7,447,213.56x = 26,793,482,818,527.05 - Step 5: Solve for x
x = 26,793,482,818,527.05/7,447,213.56 - Step 6: Final answer
x = 3,597,786.29
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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.