Finding the Fourth Proportional to 8,132,169.68, 11,222,543.88 and 4,461,273.68
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Solution
The fourth proportional to 8,132,169.68, 11,222,543.88 and 4,461,273.68 is: 6,156,639.82
Step by Step Solution
- Step 1: Write the proportion equation
8,132,169.68 : 11,222,543.88 = 4,461,273.68 : x - Step 2: Convert to fraction form
8,132,169.68/11,222,543.88 = 4,461,273.68/x - Step 3: Cross multiply
8,132,169.68x = 11,222,543.88 × 4,461,273.68 - Step 4: Simplify right side
8,132,169.68x = 50,066,839,634,489.08 - Step 5: Solve for x
x = 50,066,839,634,489.08/8,132,169.68 - Step 6: Final answer
x = 6,156,639.82
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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.