Finding the Fourth Proportional to 10,774,072.45, 14,868,535.52 and 5,879,609.99
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Solution
The fourth proportional to 10,774,072.45, 14,868,535.52 and 5,879,609.99 is: 8,114,033.98
Step by Step Solution
- Step 1: Write the proportion equation
10,774,072.45 : 14,868,535.52 = 5,879,609.99 : x - Step 2: Convert to fraction form
10,774,072.45/14,868,535.52 = 5,879,609.99/x - Step 3: Cross multiply
10,774,072.45x = 14,868,535.52 × 5,879,609.99 - Step 4: Simplify right side
10,774,072.45x = 87,421,189,876,321.12 - Step 5: Solve for x
x = 87,421,189,876,321.12/10,774,072.45 - Step 6: Final answer
x = 8,114,033.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.