Finding the Fourth Proportional to 33,015,346.80, 49,481,029.80 and 15,939,250.80
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Solution
The fourth proportional to 33,015,346.80, 49,481,029.80 and 15,939,250.80 is: 23,888,603.95
Step by Step Solution
- Step 1: Write the proportion equation
33,015,346.80 : 49,481,029.80 = 15,939,250.80 : x - Step 2: Convert to fraction form
33,015,346.80/49,481,029.80 = 15,939,250.80/x - Step 3: Cross multiply
33,015,346.80x = 49,481,029.80 × 15,939,250.80 - Step 4: Simplify right side
33,015,346.80x = 788,690,543,824,473.88 - Step 5: Solve for x
x = 788,690,543,824,473.88/33,015,346.80 - Step 6: Final answer
x = 23,888,603.95
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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.