Finding the Fourth Proportional to 50,306,831.26, 69,426,160.44 and 27,982,175.80
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Solution
The fourth proportional to 50,306,831.26, 69,426,160.44 and 27,982,175.80 is: 38,616,922.95
Step by Step Solution
- Step 1: Write the proportion equation
50,306,831.26 : 69,426,160.44 = 27,982,175.80 : x - Step 2: Convert to fraction form
50,306,831.26/69,426,160.44 = 27,982,175.80/x - Step 3: Cross multiply
50,306,831.26x = 69,426,160.44 × 27,982,175.80 - Step 4: Simplify right side
50,306,831.26x = 1,942,695,026,551,085.25 - Step 5: Solve for x
x = 1,942,695,026,551,085.25/50,306,831.26 - Step 6: Final answer
x = 38,616,922.95
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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.