Finding the Fourth Proportional to 12,275,842, 16,941,670.56 and 6,770,293.68
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Solution
The fourth proportional to 12,275,842, 16,941,670.56 and 6,770,293.68 is: 9,343,561.54
Step by Step Solution
- Step 1: Write the proportion equation
12,275,842 : 16,941,670.56 = 6,770,293.68 : x - Step 2: Convert to fraction form
12,275,842/16,941,670.56 = 6,770,293.68/x - Step 3: Cross multiply
12,275,842x = 16,941,670.56 × 6,770,293.68 - Step 4: Simplify right side
12,275,842x = 114,700,085,121,010.05 - Step 5: Solve for x
x = 114,700,085,121,010.05/12,275,842 - Step 6: Final answer
x = 9,343,561.54
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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.