Finding the Fourth Proportional to 55,552,380.09, 76,688,867.97 and 36,998,396.97
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Solution
The fourth proportional to 55,552,380.09, 76,688,867.97 and 36,998,396.97 is: 51,075,492.64
Step by Step Solution
- Step 1: Write the proportion equation
55,552,380.09 : 76,688,867.97 = 36,998,396.97 : x - Step 2: Convert to fraction form
55,552,380.09/76,688,867.97 = 36,998,396.97/x - Step 3: Cross multiply
55,552,380.09x = 76,688,867.97 × 36,998,396.97 - Step 4: Simplify right side
55,552,380.09x = 2,837,365,180,333,978 - Step 5: Solve for x
x = 2,837,365,180,333,978/55,552,380.09 - Step 6: Final answer
x = 51,075,492.64
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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.