Finding the Fourth Proportional to 69,837,524.73, 96,365,899.31 and 39,660,976.13
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Solution
The fourth proportional to 69,837,524.73, 96,365,899.31 and 39,660,976.13 is: 54,726,533.43
Step by Step Solution
- Step 1: Write the proportion equation
69,837,524.73 : 96,365,899.31 = 39,660,976.13 : x - Step 2: Convert to fraction form
69,837,524.73/96,365,899.31 = 39,660,976.13/x - Step 3: Cross multiply
69,837,524.73x = 96,365,899.31 × 39,660,976.13 - Step 4: Simplify right side
69,837,524.73x = 3,821,965,631,599,759.50 - Step 5: Solve for x
x = 3,821,965,631,599,759.50/69,837,524.73 - Step 6: Final answer
x = 54,726,533.43
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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.