Finding the Fourth Proportional to 45,537,202.88, 68,305,201.37 and 10,993,418.51
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Solution
The fourth proportional to 45,537,202.88, 68,305,201.37 and 10,993,418.51 is: 16,489,982.20
Step by Step Solution
- Step 1: Write the proportion equation
45,537,202.88 : 68,305,201.37 = 10,993,418.51 : x - Step 2: Convert to fraction form
45,537,202.88/68,305,201.37 = 10,993,418.51/x - Step 3: Cross multiply
45,537,202.88x = 68,305,201.37 × 10,993,418.51 - Step 4: Simplify right side
45,537,202.88x = 750,907,664,673,742.25 - Step 5: Solve for x
x = 750,907,664,673,742.25/45,537,202.88 - Step 6: Final answer
x = 16,489,982.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.