Finding the Fourth Proportional to 7,454,429.14, 11,179,576.99 and 4,720,198.00
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Solution
The fourth proportional to 7,454,429.14, 11,179,576.99 and 4,720,198.00 is: 7,078,988.34
Step by Step Solution
- Step 1: Write the proportion equation
7,454,429.14 : 11,179,576.99 = 4,720,198.00 : x - Step 2: Convert to fraction form
7,454,429.14/11,179,576.99 = 4,720,198.00/x - Step 3: Cross multiply
7,454,429.14x = 11,179,576.99 × 4,720,198.00 - Step 4: Simplify right side
7,454,429.14x = 52,769,816,961,234.95 - Step 5: Solve for x
x = 52,769,816,961,234.95/7,454,429.14 - Step 6: Final answer
x = 7,078,988.34
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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.