Finding the Fourth Proportional to 7,447,227.21, 11,170,841.40 and 2,398,537.71
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Solution
The fourth proportional to 7,447,227.21, 11,170,841.40 and 2,398,537.71 is: 3,597,806.75
Step by Step Solution
- Step 1: Write the proportion equation
7,447,227.21 : 11,170,841.40 = 2,398,537.71 : x - Step 2: Convert to fraction form
7,447,227.21/11,170,841.40 = 2,398,537.71/x - Step 3: Cross multiply
7,447,227.21x = 11,170,841.40 × 2,398,537.71 - Step 4: Simplify right side
7,447,227.21x = 26,793,684,350,329.20 - Step 5: Solve for x
x = 26,793,684,350,329.20/7,447,227.21 - Step 6: Final answer
x = 3,597,806.75
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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.