Finding the Fourth Proportional to 61,436,918.20, 84,783,236.16 and 33,560,015.08
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Solution
The fourth proportional to 61,436,918.20, 84,783,236.16 and 33,560,015.08 is: 46,312,978.70
Step by Step Solution
- Step 1: Write the proportion equation
61,436,918.20 : 84,783,236.16 = 33,560,015.08 : x - Step 2: Convert to fraction form
61,436,918.20/84,783,236.16 = 33,560,015.08/x - Step 3: Cross multiply
61,436,918.20x = 84,783,236.16 × 33,560,015.08 - Step 4: Simplify right side
61,436,918.20x = 2,845,326,684,060,801 - Step 5: Solve for x
x = 2,845,326,684,060,801/61,436,918.20 - Step 6: Final answer
x = 46,312,978.70
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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.