Finding the Fourth Proportional to 8,117,433.29, 12,177,716.48 and 2,651,058.53
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Solution
The fourth proportional to 8,117,433.29, 12,177,716.48 and 2,651,058.53 is: 3,977,099.41
Step by Step Solution
- Step 1: Write the proportion equation
8,117,433.29 : 12,177,716.48 = 2,651,058.53 : x - Step 2: Convert to fraction form
8,117,433.29/12,177,716.48 = 2,651,058.53/x - Step 3: Cross multiply
8,117,433.29x = 12,177,716.48 × 2,651,058.53 - Step 4: Simplify right side
8,117,433.29x = 32,283,839,150,225.57 - Step 5: Solve for x
x = 32,283,839,150,225.57/8,117,433.29 - Step 6: Final answer
x = 3,977,099.41
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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.