Finding the Fourth Proportional to 11,275,954.12, 16,908,850.86 and 6,729,102.28
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Solution
The fourth proportional to 11,275,954.12, 16,908,850.86 and 6,729,102.28 is: 10,090,621.66
Step by Step Solution
- Step 1: Write the proportion equation
11,275,954.12 : 16,908,850.86 = 6,729,102.28 : x - Step 2: Convert to fraction form
11,275,954.12/16,908,850.86 = 6,729,102.28/x - Step 3: Cross multiply
11,275,954.12x = 16,908,850.86 × 6,729,102.28 - Step 4: Simplify right side
11,275,954.12x = 113,781,386,874,205.97 - Step 5: Solve for x
x = 113,781,386,874,205.97/11,275,954.12 - Step 6: Final answer
x = 10,090,621.66
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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.