Finding the Fourth Proportional to 10,325,082.74, 14,248,029.21 and 5,741,305.70
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Solution
The fourth proportional to 10,325,082.74, 14,248,029.21 and 5,741,305.70 is: 7,922,676.59
Step by Step Solution
- Step 1: Write the proportion equation
10,325,082.74 : 14,248,029.21 = 5,741,305.70 : x - Step 2: Convert to fraction form
10,325,082.74/14,248,029.21 = 5,741,305.70/x - Step 3: Cross multiply
10,325,082.74x = 14,248,029.21 × 5,741,305.70 - Step 4: Simplify right side
10,325,082.74x = 81,802,291,317,139.50 - Step 5: Solve for x
x = 81,802,291,317,139.50/10,325,082.74 - Step 6: Final answer
x = 7,922,676.59
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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.