Finding the Fourth Proportional to 16,462,358.75, 24,685,457.74 and 8,143,550.74
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Solution
The fourth proportional to 16,462,358.75, 24,685,457.74 and 8,143,550.74 is: 12,211,328.92
Step by Step Solution
- Step 1: Write the proportion equation
16,462,358.75 : 24,685,457.74 = 8,143,550.74 : x - Step 2: Convert to fraction form
16,462,358.75/24,685,457.74 = 8,143,550.74/x - Step 3: Cross multiply
16,462,358.75x = 24,685,457.74 × 8,143,550.74 - Step 4: Simplify right side
16,462,358.75x = 201,027,277,481,670.69 - Step 5: Solve for x
x = 201,027,277,481,670.69/16,462,358.75 - Step 6: Final answer
x = 12,211,328.92
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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.