Finding the Fourth Proportional to 43,185,315.11, 64,777,972.66 and 14,431,450.69
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Solution
The fourth proportional to 43,185,315.11, 64,777,972.66 and 14,431,450.69 is: 21,647,176.03
Step by Step Solution
- Step 1: Write the proportion equation
43,185,315.11 : 64,777,972.66 = 14,431,450.69 : x - Step 2: Convert to fraction form
43,185,315.11/64,777,972.66 = 14,431,450.69/x - Step 3: Cross multiply
43,185,315.11x = 64,777,972.66 × 14,431,450.69 - Step 4: Simplify right side
43,185,315.11x = 934,840,118,240,958 - Step 5: Solve for x
x = 934,840,118,240,958/43,185,315.11 - Step 6: Final answer
x = 21,647,176.03
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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.