Finding the Fourth Proportional to 10,134,879.66, 15,202,319.48 and 2,561,845.41
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Solution
The fourth proportional to 10,134,879.66, 15,202,319.48 and 2,561,845.41 is: 3,842,768.11
Step by Step Solution
- Step 1: Write the proportion equation
10,134,879.66 : 15,202,319.48 = 2,561,845.41 : x - Step 2: Convert to fraction form
10,134,879.66/15,202,319.48 = 2,561,845.41/x - Step 3: Cross multiply
10,134,879.66x = 15,202,319.48 × 2,561,845.41 - Step 4: Simplify right side
10,134,879.66x = 38,945,992,368,382.36 - Step 5: Solve for x
x = 38,945,992,368,382.36/10,134,879.66 - Step 6: Final answer
x = 3,842,768.11
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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.