Finding the Fourth Proportional to 5,037,391.12, 6,951,602.34 and 2,861,938.08
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Solution
The fourth proportional to 5,037,391.12, 6,951,602.34 and 2,861,938.08 is: 3,949,476.02
Step by Step Solution
- Step 1: Write the proportion equation
5,037,391.12 : 6,951,602.34 = 2,861,938.08 : x - Step 2: Convert to fraction form
5,037,391.12/6,951,602.34 = 2,861,938.08/x - Step 3: Cross multiply
5,037,391.12x = 6,951,602.34 × 2,861,938.08 - Step 4: Simplify right side
5,037,391.12x = 19,895,055,453,863.11 - Step 5: Solve for x
x = 19,895,055,453,863.11/5,037,391.12 - Step 6: Final answer
x = 3,949,476.02
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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.