Finding the Fourth Proportional to 68,629,837.26, 94,708,831.22 and 37,267,606.09
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Solution
The fourth proportional to 68,629,837.26, 94,708,831.22 and 37,267,606.09 is: 51,429,109.49
Step by Step Solution
- Step 1: Write the proportion equation
68,629,837.26 : 94,708,831.22 = 37,267,606.09 : x - Step 2: Convert to fraction form
68,629,837.26/94,708,831.22 = 37,267,606.09/x - Step 3: Cross multiply
68,629,837.26x = 94,708,831.22 × 37,267,606.09 - Step 4: Simplify right side
68,629,837.26x = 3,529,571,414,677,710 - Step 5: Solve for x
x = 3,529,571,414,677,710/68,629,837.26 - Step 6: Final answer
x = 51,429,109.49
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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.