Finding the Fourth Proportional to 5,207,575.08, 7,187,068.26 and 2,915,293.44
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Solution
The fourth proportional to 5,207,575.08, 7,187,068.26 and 2,915,293.44 is: 4,023,449.04
Step by Step Solution
- Step 1: Write the proportion equation
5,207,575.08 : 7,187,068.26 = 2,915,293.44 : x - Step 2: Convert to fraction form
5,207,575.08/7,187,068.26 = 2,915,293.44/x - Step 3: Cross multiply
5,207,575.08x = 7,187,068.26 × 2,915,293.44 - Step 4: Simplify right side
5,207,575.08x = 20,952,412,951,210.21 - Step 5: Solve for x
x = 20,952,412,951,210.21/5,207,575.08 - Step 6: Final answer
x = 4,023,449.04
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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.