Finding the Fourth Proportional to 11,807,863.24, 16,294,880.82 and 6,847,266.10
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Solution
The fourth proportional to 11,807,863.24, 16,294,880.82 and 6,847,266.10 is: 9,449,244.35
Step by Step Solution
- Step 1: Write the proportion equation
11,807,863.24 : 16,294,880.82 = 6,847,266.10 : x - Step 2: Convert to fraction form
11,807,863.24/16,294,880.82 = 6,847,266.10/x - Step 3: Cross multiply
11,807,863.24x = 16,294,880.82 × 6,847,266.10 - Step 4: Simplify right side
11,807,863.24x = 111,575,385,042,326.20 - Step 5: Solve for x
x = 111,575,385,042,326.20/11,807,863.24 - Step 6: Final answer
x = 9,449,244.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.