Finding the Fourth Proportional to 14,724,637.42, 20,274,933.44 and 14,682,122.14
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Solution
The fourth proportional to 14,724,637.42, 20,274,933.44 and 14,682,122.14 is: 20,216,392.48
Step by Step Solution
- Step 1: Write the proportion equation
14,724,637.42 : 20,274,933.44 = 14,682,122.14 : x - Step 2: Convert to fraction form
14,724,637.42/20,274,933.44 = 14,682,122.14/x - Step 3: Cross multiply
14,724,637.42x = 20,274,933.44 × 14,682,122.14 - Step 4: Simplify right side
14,724,637.42x = 297,679,049,146,450.38 - Step 5: Solve for x
x = 297,679,049,146,450.38/14,724,637.42 - Step 6: Final answer
x = 20,216,392.48
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1.5x scale
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.