Finding the Fourth Proportional to 7,951,889.22, 10,973,318.99 and 4,859,585.97
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Solution
The fourth proportional to 7,951,889.22, 10,973,318.99 and 4,859,585.97 is: 6,706,052.55
Step by Step Solution
- Step 1: Write the proportion equation
7,951,889.22 : 10,973,318.99 = 4,859,585.97 : x - Step 2: Convert to fraction form
7,951,889.22/10,973,318.99 = 4,859,585.97/x - Step 3: Cross multiply
7,951,889.22x = 10,973,318.99 × 4,859,585.97 - Step 4: Simplify right side
7,951,889.22x = 53,325,786,983,840.63 - Step 5: Solve for x
x = 53,325,786,983,840.63/7,951,889.22 - Step 6: Final answer
x = 6,706,052.55
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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.