Finding the Fourth Proportional to 7,951,794.65, 11,927,690.15 and 2,272,019.03
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Solution
The fourth proportional to 7,951,794.65, 11,927,690.15 and 2,272,019.03 is: 3,408,028.02
Step by Step Solution
- Step 1: Write the proportion equation
7,951,794.65 : 11,927,690.15 = 2,272,019.03 : x - Step 2: Convert to fraction form
7,951,794.65/11,927,690.15 = 2,272,019.03/x - Step 3: Cross multiply
7,951,794.65x = 11,927,690.15 × 2,272,019.03 - Step 4: Simplify right side
7,951,794.65x = 27,099,938,933,745.01 - Step 5: Solve for x
x = 27,099,938,933,745.01/7,951,794.65 - Step 6: Final answer
x = 3,408,028.02
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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.