Finding the Fourth Proportional to 6,437,168.91, 8,883,449.73 and 3,536,747.64
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Solution
The fourth proportional to 6,437,168.91, 8,883,449.73 and 3,536,747.64 is: 4,880,797.80
Step by Step Solution
- Step 1: Write the proportion equation
6,437,168.91 : 8,883,449.73 = 3,536,747.64 : x - Step 2: Convert to fraction form
6,437,168.91/8,883,449.73 = 3,536,747.64/x - Step 3: Cross multiply
6,437,168.91x = 8,883,449.73 × 3,536,747.64 - Step 4: Simplify right side
6,437,168.91x = 31,418,519,867,636.14 - Step 5: Solve for x
x = 31,418,519,867,636.14/6,437,168.91 - Step 6: Final answer
x = 4,880,797.80
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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.