Finding the Fourth Proportional to 24,379,147.59, 33,643,268.61 and 13,215,606.09
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Solution
The fourth proportional to 24,379,147.59, 33,643,268.61 and 13,215,606.09 is: 18,237,560.76
Step by Step Solution
- Step 1: Write the proportion equation
24,379,147.59 : 33,643,268.61 = 13,215,606.09 : x - Step 2: Convert to fraction form
24,379,147.59/33,643,268.61 = 13,215,606.09/x - Step 3: Cross multiply
24,379,147.59x = 33,643,268.61 × 13,215,606.09 - Step 4: Simplify right side
24,379,147.59x = 444,616,185,529,821.81 - Step 5: Solve for x
x = 444,616,185,529,821.81/24,379,147.59 - Step 6: Final answer
x = 18,237,560.76
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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.