Finding the Fourth Proportional to 75,707,884.13, 104,511,755.73 and 44,341,580.21
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Solution
The fourth proportional to 75,707,884.13, 104,511,755.73 and 44,341,580.21 is: 61,211,807.10
Step by Step Solution
- Step 1: Write the proportion equation
75,707,884.13 : 104,511,755.73 = 44,341,580.21 : x - Step 2: Convert to fraction form
75,707,884.13/104,511,755.73 = 44,341,580.21/x - Step 3: Cross multiply
75,707,884.13x = 104,511,755.73 × 44,341,580.21 - Step 4: Simplify right side
75,707,884.13x = 4,634,216,399,067,163 - Step 5: Solve for x
x = 4,634,216,399,067,163/75,707,884.13 - Step 6: Final answer
x = 61,211,807.10
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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.