Finding the Fourth Proportional to 5,101,296.64, 7,040,554.70 and 3,875,585.20
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Solution
The fourth proportional to 5,101,296.64, 7,040,554.70 and 3,875,585.20 is: 5,348,889.02
Step by Step Solution
- Step 1: Write the proportion equation
5,101,296.64 : 7,040,554.70 = 3,875,585.20 : x - Step 2: Convert to fraction form
5,101,296.64/7,040,554.70 = 3,875,585.20/x - Step 3: Cross multiply
5,101,296.64x = 7,040,554.70 × 3,875,585.20 - Step 4: Simplify right side
5,101,296.64x = 27,286,269,595,110.44 - Step 5: Solve for x
x = 27,286,269,595,110.44/5,101,296.64 - Step 6: Final answer
x = 5,348,889.02
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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.