Finding the Fourth Proportional to 5,914,800.08, 8,162,420.66 and 3,198,546.08
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Solution
The fourth proportional to 5,914,800.08, 8,162,420.66 and 3,198,546.08 is: 4,413,991.72
Step by Step Solution
- Step 1: Write the proportion equation
5,914,800.08 : 8,162,420.66 = 3,198,546.08 : x - Step 2: Convert to fraction form
5,914,800.08/8,162,420.66 = 3,198,546.08/x - Step 3: Cross multiply
5,914,800.08x = 8,162,420.66 × 3,198,546.08 - Step 4: Simplify right side
5,914,800.08x = 26,107,878,564,541.91 - Step 5: Solve for x
x = 26,107,878,564,541.91/5,914,800.08 - Step 6: Final answer
x = 4,413,991.72
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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.