Finding the Fourth Proportional to 10,392,629.48, 15,593,303.94 and 4,631,394.14
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Solution
The fourth proportional to 10,392,629.48, 15,593,303.94 and 4,631,394.14 is: 6,949,034.09
Step by Step Solution
- Step 1: Write the proportion equation
10,392,629.48 : 15,593,303.94 = 4,631,394.14 : x - Step 2: Convert to fraction form
10,392,629.48/15,593,303.94 = 4,631,394.14/x - Step 3: Cross multiply
10,392,629.48x = 15,593,303.94 × 4,631,394.14 - Step 4: Simplify right side
10,392,629.48x = 72,218,736,490,954.91 - Step 5: Solve for x
x = 72,218,736,490,954.91/10,392,629.48 - Step 6: Final answer
x = 6,949,034.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.