Finding the Fourth Proportional to 8,157,287.06, 11,256,831.50 and 4,486,204.97
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Solution
The fourth proportional to 8,157,287.06, 11,256,831.50 and 4,486,204.97 is: 6,190,839.31
Step by Step Solution
- Step 1: Write the proportion equation
8,157,287.06 : 11,256,831.50 = 4,486,204.97 : x - Step 2: Convert to fraction form
8,157,287.06/11,256,831.50 = 4,486,204.97/x - Step 3: Cross multiply
8,157,287.06x = 11,256,831.50 × 4,486,204.97 - Step 4: Simplify right side
8,157,287.06x = 50,500,453,343,037.37 - Step 5: Solve for x
x = 50,500,453,343,037.37/8,157,287.06 - Step 6: Final answer
x = 6,190,839.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.