Finding the Fourth Proportional to 5,202,993.10, 7,175,359.65 and 4,467,697.31
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Solution
The fourth proportional to 5,202,993.10, 7,175,359.65 and 4,467,697.31 is: 6,161,325.68
Step by Step Solution
- Step 1: Write the proportion equation
5,202,993.10 : 7,175,359.65 = 4,467,697.31 : x - Step 2: Convert to fraction form
5,202,993.10/7,175,359.65 = 4,467,697.31/x - Step 3: Cross multiply
5,202,993.10x = 7,175,359.65 × 4,467,697.31 - Step 4: Simplify right side
5,202,993.10x = 32,057,335,006,587.54 - Step 5: Solve for x
x = 32,057,335,006,587.54/5,202,993.10 - Step 6: Final answer
x = 6,161,325.68
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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.