Finding the Fourth Proportional to 6,869,631.32, 10,305,194.34 and 2,551,174.98
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Solution
The fourth proportional to 6,869,631.32, 10,305,194.34 and 2,551,174.98 is: 3,827,040.02
Step by Step Solution
- Step 1: Write the proportion equation
6,869,631.32 : 10,305,194.34 = 2,551,174.98 : x - Step 2: Convert to fraction form
6,869,631.32/10,305,194.34 = 2,551,174.98/x - Step 3: Cross multiply
6,869,631.32x = 10,305,194.34 × 2,551,174.98 - Step 4: Simplify right side
6,869,631.32x = 26,290,353,964,245.61 - Step 5: Solve for x
x = 26,290,353,964,245.61/6,869,631.32 - Step 6: Final answer
x = 3,827,040.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.