Finding the Fourth Proportional to 7,468,065.14, 11,204,091.12 and 2,676,238.79
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Solution
The fourth proportional to 7,468,065.14, 11,204,091.12 and 2,676,238.79 is: 4,015,072.54
Step by Step Solution
- Step 1: Write the proportion equation
7,468,065.14 : 11,204,091.12 = 2,676,238.79 : x - Step 2: Convert to fraction form
7,468,065.14/11,204,091.12 = 2,676,238.79/x - Step 3: Cross multiply
7,468,065.14x = 11,204,091.12 × 2,676,238.79 - Step 4: Simplify right side
7,468,065.14x = 29,984,823,262,038.54 - Step 5: Solve for x
x = 29,984,823,262,038.54/7,468,065.14 - Step 6: Final answer
x = 4,015,072.54
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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.