Finding the Fourth Proportional to 23,338,414.26, 35,013,120.21 and 7,985,871.09
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Solution
The fourth proportional to 23,338,414.26, 35,013,120.21 and 7,985,871.09 is: 11,980,688.21
Step by Step Solution
- Step 1: Write the proportion equation
23,338,414.26 : 35,013,120.21 = 7,985,871.09 : x - Step 2: Convert to fraction form
23,338,414.26/35,013,120.21 = 7,985,871.09/x - Step 3: Cross multiply
23,338,414.26x = 35,013,120.21 × 7,985,871.09 - Step 4: Simplify right side
23,338,414.26x = 279,610,264,455,733.72 - Step 5: Solve for x
x = 279,610,264,455,733.72/23,338,414.26 - Step 6: Final answer
x = 11,980,688.21
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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.