Finding the Fourth Proportional to 16,135,579.55, 24,210,516.69 and 8,457,399.63
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Solution
The fourth proportional to 16,135,579.55, 24,210,516.69 and 8,457,399.63 is: 12,689,845.71
Step by Step Solution
- Step 1: Write the proportion equation
16,135,579.55 : 24,210,516.69 = 8,457,399.63 : x - Step 2: Convert to fraction form
16,135,579.55/24,210,516.69 = 8,457,399.63/x - Step 3: Cross multiply
16,135,579.55x = 24,210,516.69 × 8,457,399.63 - Step 4: Simplify right side
16,135,579.55x = 204,758,014,896,114.84 - Step 5: Solve for x
x = 204,758,014,896,114.84/16,135,579.55 - Step 6: Final answer
x = 12,689,845.71
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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.