Finding the Fourth Proportional to 7,447,236.26, 11,170,854.99 and 2,398,546.76
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Solution
The fourth proportional to 7,447,236.26, 11,170,854.99 and 2,398,546.76 is: 3,597,820.33
Step by Step Solution
- Step 1: Write the proportion equation
7,447,236.26 : 11,170,854.99 = 2,398,546.76 : x - Step 2: Convert to fraction form
7,447,236.26/11,170,854.99 = 2,398,546.76/x - Step 3: Cross multiply
7,447,236.26x = 11,170,854.99 × 2,398,546.76 - Step 4: Simplify right side
7,447,236.26x = 26,793,817,986,840.06 - Step 5: Solve for x
x = 26,793,817,986,840.06/7,447,236.26 - Step 6: Final answer
x = 3,597,820.33
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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.