Finding the Fourth Proportional to 5,814,453.92, 8,023,865.28 and 3,236,135.36
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Solution
The fourth proportional to 5,814,453.92, 8,023,865.28 and 3,236,135.36 is: 4,465,821.64
Step by Step Solution
- Step 1: Write the proportion equation
5,814,453.92 : 8,023,865.28 = 3,236,135.36 : x - Step 2: Convert to fraction form
5,814,453.92/8,023,865.28 = 3,236,135.36/x - Step 3: Cross multiply
5,814,453.92x = 8,023,865.28 × 3,236,135.36 - Step 4: Simplify right side
5,814,453.92x = 25,966,314,156,484.30 - Step 5: Solve for x
x = 25,966,314,156,484.30/5,814,453.92 - Step 6: Final answer
x = 4,465,821.64
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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.