Finding the Fourth Proportional to 5,646,815.92, 8,465,461.68 and 2,449,533.52
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Solution
The fourth proportional to 5,646,815.92, 8,465,461.68 and 2,449,533.52 is: 3,672,234.48
Step by Step Solution
- Step 1: Write the proportion equation
5,646,815.92 : 8,465,461.68 = 2,449,533.52 : x - Step 2: Convert to fraction form
5,646,815.92/8,465,461.68 = 2,449,533.52/x - Step 3: Cross multiply
5,646,815.92x = 8,465,461.68 × 2,449,533.52 - Step 4: Simplify right side
5,646,815.92x = 20,736,432,147,435.51 - Step 5: Solve for x
x = 20,736,432,147,435.51/5,646,815.92 - Step 6: Final answer
x = 3,672,234.48
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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.