Finding the Fourth Proportional to 10,245,344.36, 14,138,619.30 and 5,599,224.68
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Solution
The fourth proportional to 10,245,344.36, 14,138,619.30 and 5,599,224.68 is: 7,726,954.15
Step by Step Solution
- Step 1: Write the proportion equation
10,245,344.36 : 14,138,619.30 = 5,599,224.68 : x - Step 2: Convert to fraction form
10,245,344.36/14,138,619.30 = 5,599,224.68/x - Step 3: Cross multiply
10,245,344.36x = 14,138,619.30 × 5,599,224.68 - Step 4: Simplify right side
10,245,344.36x = 79,165,306,125,684.33 - Step 5: Solve for x
x = 79,165,306,125,684.33/10,245,344.36 - Step 6: Final answer
x = 7,726,954.15
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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.