Finding the Fourth Proportional to 7,951,795.65, 11,927,691.64 and 2,272,020.03
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Solution
The fourth proportional to 7,951,795.65, 11,927,691.64 and 2,272,020.03 is: 3,408,029.52
Step by Step Solution
- Step 1: Write the proportion equation
7,951,795.65 : 11,927,691.64 = 2,272,020.03 : x - Step 2: Convert to fraction form
7,951,795.65/11,927,691.64 = 2,272,020.03/x - Step 3: Cross multiply
7,951,795.65x = 11,927,691.64 × 2,272,020.03 - Step 4: Simplify right side
7,951,795.65x = 27,099,954,317,743.55 - Step 5: Solve for x
x = 27,099,954,317,743.55/7,951,795.65 - Step 6: Final answer
x = 3,408,029.52
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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.