Finding the Fourth Proportional to 10,193,326.11, 14,066,785.95 and 5,609,647.49
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Solution
The fourth proportional to 10,193,326.11, 14,066,785.95 and 5,609,647.49 is: 7,741,311.28
Step by Step Solution
- Step 1: Write the proportion equation
10,193,326.11 : 14,066,785.95 = 5,609,647.49 : x - Step 2: Convert to fraction form
10,193,326.11/14,066,785.95 = 5,609,647.49/x - Step 3: Cross multiply
10,193,326.11x = 14,066,785.95 × 5,609,647.49 - Step 4: Simplify right side
10,193,326.11x = 78,909,710,426,450.84 - Step 5: Solve for x
x = 78,909,710,426,450.84/10,193,326.11 - Step 6: Final answer
x = 7,741,311.28
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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.