Finding the Fourth Proportional to 11,228,171.81, 15,494,969.66 and 6,199,083.23
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Solution
The fourth proportional to 11,228,171.81, 15,494,969.66 and 6,199,083.23 is: 8,554,785.96
Step by Step Solution
- Step 1: Write the proportion equation
11,228,171.81 : 15,494,969.66 = 6,199,083.23 : x - Step 2: Convert to fraction form
11,228,171.81/15,494,969.66 = 6,199,083.23/x - Step 3: Cross multiply
11,228,171.81x = 15,494,969.66 × 6,199,083.23 - Step 4: Simplify right side
11,228,171.81x = 96,054,606,460,194.53 - Step 5: Solve for x
x = 96,054,606,460,194.53/11,228,171.81 - Step 6: Final answer
x = 8,554,785.96
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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.