Finding the Fourth Proportional to 6,965,640.40, 10,449,291.36 and 3,368,822.77
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Solution
The fourth proportional to 6,965,640.40, 10,449,291.36 and 3,368,822.77 is: 5,053,635.94
Step by Step Solution
- Step 1: Write the proportion equation
6,965,640.40 : 10,449,291.36 = 3,368,822.77 : x - Step 2: Convert to fraction form
6,965,640.40/10,449,291.36 = 3,368,822.77/x - Step 3: Cross multiply
6,965,640.40x = 10,449,291.36 × 3,368,822.77 - Step 4: Simplify right side
6,965,640.40x = 35,201,810,663,932.27 - Step 5: Solve for x
x = 35,201,810,663,932.27/6,965,640.40 - Step 6: Final answer
x = 5,053,635.94
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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.