Finding the Fourth Proportional to 11,587,946.70, 16,256,717.70 and 11,587,946.70
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Solution
The fourth proportional to 11,587,946.70, 16,256,717.70 and 11,587,946.70 is: 16,256,717.70
Step by Step Solution
- Step 1: Write the proportion equation
11,587,946.70 : 16,256,717.70 = 11,587,946.70 : x - Step 2: Convert to fraction form
11,587,946.70/16,256,717.70 = 11,587,946.70/x - Step 3: Cross multiply
11,587,946.70x = 16,256,717.70 × 11,587,946.70 - Step 4: Simplify right side
11,587,946.70x = 188,381,978,224,546.56 - Step 5: Solve for x
x = 188,381,978,224,546.56/11,587,946.70 - Step 6: Final answer
x = 16,256,717.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.