Finding the Fourth Proportional to 45,357,548.57, 68,036,593.49 and 11,278,894.44
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Solution
The fourth proportional to 45,357,548.57, 68,036,593.49 and 11,278,894.44 is: 16,918,408.96
Step by Step Solution
- Step 1: Write the proportion equation
45,357,548.57 : 68,036,593.49 = 11,278,894.44 : x - Step 2: Convert to fraction form
45,357,548.57/68,036,593.49 = 11,278,894.44/x - Step 3: Cross multiply
45,357,548.57x = 68,036,593.49 × 11,278,894.44 - Step 4: Simplify right side
45,357,548.57x = 767,377,555,974,506.62 - Step 5: Solve for x
x = 767,377,555,974,506.62/45,357,548.57 - Step 6: Final answer
x = 16,918,408.96
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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.