Finding the Fourth Proportional to 14,318,429.81, 21,479,662.28 and 4,599,783.99
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Solution
The fourth proportional to 14,318,429.81, 21,479,662.28 and 4,599,783.99 is: 6,900,324.13
Step by Step Solution
- Step 1: Write the proportion equation
14,318,429.81 : 21,479,662.28 = 4,599,783.99 : x - Step 2: Convert to fraction form
14,318,429.81/21,479,662.28 = 4,599,783.99/x - Step 3: Cross multiply
14,318,429.81x = 21,479,662.28 × 4,599,783.99 - Step 4: Simplify right side
14,318,429.81x = 98,801,806,677,650.36 - Step 5: Solve for x
x = 98,801,806,677,650.36/14,318,429.81 - Step 6: Final answer
x = 6,900,324.13
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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.