Finding the Fourth Proportional to 19,351,424.34, 26,704,957.74 and 10,649,596.92
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Solution
The fourth proportional to 19,351,424.34, 26,704,957.74 and 10,649,596.92 is: 14,696,439.43
Step by Step Solution
- Step 1: Write the proportion equation
19,351,424.34 : 26,704,957.74 = 10,649,596.92 : x - Step 2: Convert to fraction form
19,351,424.34/26,704,957.74 = 10,649,596.92/x - Step 3: Cross multiply
19,351,424.34x = 26,704,957.74 × 10,649,596.92 - Step 4: Simplify right side
19,351,424.34x = 284,397,035,696,634.12 - Step 5: Solve for x
x = 284,397,035,696,634.12/19,351,424.34 - Step 6: Final answer
x = 14,696,439.43
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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.