Finding the Fourth Proportional to 24,139,824.65, 33,313,589.39 and 13,127,218.45
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Solution
The fourth proportional to 24,139,824.65, 33,313,589.39 and 13,127,218.45 is: 18,115,904.79
Step by Step Solution
- Step 1: Write the proportion equation
24,139,824.65 : 33,313,589.39 = 13,127,218.45 : x - Step 2: Convert to fraction form
24,139,824.65/33,313,589.39 = 13,127,218.45/x - Step 3: Cross multiply
24,139,824.65x = 33,313,589.39 × 13,127,218.45 - Step 4: Simplify right side
24,139,824.65x = 437,314,765,127,212.19 - Step 5: Solve for x
x = 437,314,765,127,212.19/24,139,824.65 - Step 6: Final answer
x = 18,115,904.79
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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.