Finding the Fourth Proportional to 6,145,733.92, 8,481,114.36 and 3,392,422.92
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Solution
The fourth proportional to 6,145,733.92, 8,481,114.36 and 3,392,422.92 is: 4,681,544.49
Step by Step Solution
- Step 1: Write the proportion equation
6,145,733.92 : 8,481,114.36 = 3,392,422.92 : x - Step 2: Convert to fraction form
6,145,733.92/8,481,114.36 = 3,392,422.92/x - Step 3: Cross multiply
6,145,733.92x = 8,481,114.36 × 3,392,422.92 - Step 4: Simplify right side
6,145,733.92x = 28,771,526,742,005.13 - Step 5: Solve for x
x = 28,771,526,742,005.13/6,145,733.92 - Step 6: Final answer
x = 4,681,544.49
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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.