Finding the Fourth Proportional to 46,327,309.65, 69,491,489.36 and 13,979,523.87
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Solution
The fourth proportional to 46,327,309.65, 69,491,489.36 and 13,979,523.87 is: 20,969,444.19
Step by Step Solution
- Step 1: Write the proportion equation
46,327,309.65 : 69,491,489.36 = 13,979,523.87 : x - Step 2: Convert to fraction form
46,327,309.65/69,491,489.36 = 13,979,523.87/x - Step 3: Cross multiply
46,327,309.65x = 69,491,489.36 × 13,979,523.87 - Step 4: Simplify right side
46,327,309.65x = 971,457,934,200,073.38 - Step 5: Solve for x
x = 971,457,934,200,073.38/46,327,309.65 - Step 6: Final answer
x = 20,969,444.19
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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.