Finding the Fourth Proportional to 7,971,027.12, 11,956,725.36 and 2,853,806.76
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Solution
The fourth proportional to 7,971,027.12, 11,956,725.36 and 2,853,806.76 is: 4,280,776.26
Step by Step Solution
- Step 1: Write the proportion equation
7,971,027.12 : 11,956,725.36 = 2,853,806.76 : x - Step 2: Convert to fraction form
7,971,027.12/11,956,725.36 = 2,853,806.76/x - Step 3: Cross multiply
7,971,027.12x = 11,956,725.36 × 2,853,806.76 - Step 4: Simplify right side
7,971,027.12x = 34,122,183,659,831.43 - Step 5: Solve for x
x = 34,122,183,659,831.43/7,971,027.12 - Step 6: Final answer
x = 4,280,776.26
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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.