Finding the Fourth Proportional to 27,331,691.92, 37,718,183.20 and 16,319,403.84
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Solution
The fourth proportional to 27,331,691.92, 37,718,183.20 and 16,319,403.84 is: 22,521,045.00
Step by Step Solution
- Step 1: Write the proportion equation
27,331,691.92 : 37,718,183.20 = 16,319,403.84 : x - Step 2: Convert to fraction form
27,331,691.92/37,718,183.20 = 16,319,403.84/x - Step 3: Cross multiply
27,331,691.92x = 37,718,183.20 × 16,319,403.84 - Step 4: Simplify right side
27,331,691.92x = 615,538,263,751,903.50 - Step 5: Solve for x
x = 615,538,263,751,903.50/27,331,691.92 - Step 6: Final answer
x = 22,521,045.00
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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.