Finding the Fourth Proportional to 36,817,349.70, 55,214,004.96 and 12,218,668.68
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Solution
The fourth proportional to 36,817,349.70, 55,214,004.96 and 12,218,668.68 is: 18,324,014.05
Step by Step Solution
- Step 1: Write the proportion equation
36,817,349.70 : 55,214,004.96 = 12,218,668.68 : x - Step 2: Convert to fraction form
36,817,349.70/55,214,004.96 = 12,218,668.68/x - Step 3: Cross multiply
36,817,349.70x = 55,214,004.96 × 12,218,668.68 - Step 4: Simplify right side
36,817,349.70x = 674,641,633,102,116.62 - Step 5: Solve for x
x = 674,641,633,102,116.62/36,817,349.70 - Step 6: Final answer
x = 18,324,014.05
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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.