Finding the Fourth Proportional to 7,440,608.19, 11,156,568.18 and 2,886,335.14
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Solution
The fourth proportional to 7,440,608.19, 11,156,568.18 and 2,886,335.14 is: 4,327,817.56
Step by Step Solution
- Step 1: Write the proportion equation
7,440,608.19 : 11,156,568.18 = 2,886,335.14 : x - Step 2: Convert to fraction form
7,440,608.19/11,156,568.18 = 2,886,335.14/x - Step 3: Cross multiply
7,440,608.19x = 11,156,568.18 × 2,886,335.14 - Step 4: Simplify right side
7,440,608.19x = 32,201,594,779,739.85 - Step 5: Solve for x
x = 32,201,594,779,739.85/7,440,608.19 - Step 6: Final answer
x = 4,327,817.56
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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.