Finding the Fourth Proportional to 14,160,151.20, 19,533,934.56 and 8,939,629.44
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Solution
The fourth proportional to 14,160,151.20, 19,533,934.56 and 8,939,629.44 is: 12,332,222.59
Step by Step Solution
- Step 1: Write the proportion equation
14,160,151.20 : 19,533,934.56 = 8,939,629.44 : x - Step 2: Convert to fraction form
14,160,151.20/19,533,934.56 = 8,939,629.44/x - Step 3: Cross multiply
14,160,151.20x = 19,533,934.56 × 8,939,629.44 - Step 4: Simplify right side
14,160,151.20x = 174,626,136,471,609.44 - Step 5: Solve for x
x = 174,626,136,471,609.44/14,160,151.20 - Step 6: Final answer
x = 12,332,222.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.