Finding the Fourth Proportional to 11,495,837.88, 15,864,639.26 and 6,269,131.98
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Solution
The fourth proportional to 11,495,837.88, 15,864,639.26 and 6,269,131.98 is: 8,651,610.99
Step by Step Solution
- Step 1: Write the proportion equation
11,495,837.88 : 15,864,639.26 = 6,269,131.98 : x - Step 2: Convert to fraction form
11,495,837.88/15,864,639.26 = 6,269,131.98/x - Step 3: Cross multiply
11,495,837.88x = 15,864,639.26 × 6,269,131.98 - Step 4: Simplify right side
11,495,837.88x = 99,457,517,304,683.89 - Step 5: Solve for x
x = 99,457,517,304,683.89/11,495,837.88 - Step 6: Final answer
x = 8,651,610.99
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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.