Finding the Fourth Proportional to 8,068,633.62, 11,134,389.60 and 4,397,471.19
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Solution
The fourth proportional to 8,068,633.62, 11,134,389.60 and 4,397,471.19 is: 6,068,333.23
Step by Step Solution
- Step 1: Write the proportion equation
8,068,633.62 : 11,134,389.60 = 4,397,471.19 : x - Step 2: Convert to fraction form
8,068,633.62/11,134,389.60 = 4,397,471.19/x - Step 3: Cross multiply
8,068,633.62x = 11,134,389.60 × 4,397,471.19 - Step 4: Simplify right side
8,068,633.62x = 48,963,157,484,235.62 - Step 5: Solve for x
x = 48,963,157,484,235.62/8,068,633.62 - Step 6: Final answer
x = 6,068,333.23
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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.