Finding the Fourth Proportional to 7,935,207.96, 10,951,783.29 and 4,839,528.09
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Solution
The fourth proportional to 7,935,207.96, 10,951,783.29 and 4,839,528.09 is: 6,679,278.37
Step by Step Solution
- Step 1: Write the proportion equation
7,935,207.96 : 10,951,783.29 = 4,839,528.09 : x - Step 2: Convert to fraction form
7,935,207.96/10,951,783.29 = 4,839,528.09/x - Step 3: Cross multiply
7,935,207.96x = 10,951,783.29 × 4,839,528.09 - Step 4: Simplify right side
7,935,207.96x = 53,001,462,867,547.61 - Step 5: Solve for x
x = 53,001,462,867,547.61/7,935,207.96 - Step 6: Final answer
x = 6,679,278.37
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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.