Finding the Fourth Proportional to 5,987,737.12, 8,263,080.64 and 3,234,424.54
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Solution
The fourth proportional to 5,987,737.12, 8,263,080.64 and 3,234,424.54 is: 4,463,507.71
Step by Step Solution
- Step 1: Write the proportion equation
5,987,737.12 : 8,263,080.64 = 3,234,424.54 : x - Step 2: Convert to fraction form
5,987,737.12/8,263,080.64 = 3,234,424.54/x - Step 3: Cross multiply
5,987,737.12x = 8,263,080.64 × 3,234,424.54 - Step 4: Simplify right side
5,987,737.12x = 26,726,310,798,014.91 - Step 5: Solve for x
x = 26,726,310,798,014.91/5,987,737.12 - Step 6: Final answer
x = 4,463,507.71
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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.