Finding the Fourth Proportional to 44,286,812.30, 66,430,218.45 and 40,247,860.70
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Solution
The fourth proportional to 44,286,812.30, 66,430,218.45 and 40,247,860.70 is: 60,371,791.05
Step by Step Solution
- Step 1: Write the proportion equation
44,286,812.30 : 66,430,218.45 = 40,247,860.70 : x - Step 2: Convert to fraction form
44,286,812.30/66,430,218.45 = 40,247,860.70/x - Step 3: Cross multiply
44,286,812.30x = 66,430,218.45 × 40,247,860.70 - Step 4: Simplify right side
44,286,812.30x = 2,673,674,178,446,170 - Step 5: Solve for x
x = 2,673,674,178,446,170/44,286,812.30 - Step 6: Final answer
x = 60,371,791.05
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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.