Finding the Fourth Proportional to 40,195,716.77, 55,470,116.48 and 22,552,183.68
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Solution
The fourth proportional to 40,195,716.77, 55,470,116.48 and 22,552,183.68 is: 31,122,028.82
Step by Step Solution
- Step 1: Write the proportion equation
40,195,716.77 : 55,470,116.48 = 22,552,183.68 : x - Step 2: Convert to fraction form
40,195,716.77/55,470,116.48 = 22,552,183.68/x - Step 3: Cross multiply
40,195,716.77x = 55,470,116.48 × 22,552,183.68 - Step 4: Simplify right side
40,195,716.77x = 1,250,972,255,495,194.25 - Step 5: Solve for x
x = 1,250,972,255,495,194.25/40,195,716.77 - Step 6: Final answer
x = 31,122,028.82
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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.