Finding the Fourth Proportional to 33,220,021.20, 49,844,028.60 and 18,084,814.80
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Solution
The fourth proportional to 33,220,021.20, 49,844,028.60 and 18,084,814.80 is: 27,134,841.99
Step by Step Solution
- Step 1: Write the proportion equation
33,220,021.20 : 49,844,028.60 = 18,084,814.80 : x - Step 2: Convert to fraction form
33,220,021.20/49,844,028.60 = 18,084,814.80/x - Step 3: Cross multiply
33,220,021.20x = 49,844,028.60 × 18,084,814.80 - Step 4: Simplify right side
33,220,021.20x = 901,420,026,116,903.38 - Step 5: Solve for x
x = 901,420,026,116,903.38/33,220,021.20 - Step 6: Final answer
x = 27,134,841.99
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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.