Finding the Fourth Proportional to 5,951,971.12, 8,929,105.80 and 2,540,207.92
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Solution
The fourth proportional to 5,951,971.12, 8,929,105.80 and 2,540,207.92 is: 3,810,802.31
Step by Step Solution
- Step 1: Write the proportion equation
5,951,971.12 : 8,929,105.80 = 2,540,207.92 : x - Step 2: Convert to fraction form
5,951,971.12/8,929,105.80 = 2,540,207.92/x - Step 3: Cross multiply
5,951,971.12x = 8,929,105.80 × 2,540,207.92 - Step 4: Simplify right side
5,951,971.12x = 22,681,785,271,677.94 - Step 5: Solve for x
x = 22,681,785,271,677.94/5,951,971.12 - Step 6: Final answer
x = 3,810,802.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.