Finding the Fourth Proportional to 34,855,093.80, 52,282,640.70 and 12,135,991.05
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Solution
The fourth proportional to 34,855,093.80, 52,282,640.70 and 12,135,991.05 is: 18,203,986.58
Step by Step Solution
- Step 1: Write the proportion equation
34,855,093.80 : 52,282,640.70 = 12,135,991.05 : x - Step 2: Convert to fraction form
34,855,093.80/52,282,640.70 = 12,135,991.05/x - Step 3: Cross multiply
34,855,093.80x = 52,282,640.70 × 12,135,991.05 - Step 4: Simplify right side
34,855,093.80x = 634,501,659,605,565.75 - Step 5: Solve for x
x = 634,501,659,605,565.75/34,855,093.80 - Step 6: Final answer
x = 18,203,986.58
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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.