Finding the Fourth Proportional to 49,995,723.02, 74,986,007.23 and 13,606,948.99
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Solution
The fourth proportional to 49,995,723.02, 74,986,007.23 and 13,606,948.99 is: 20,408,361.23
Step by Step Solution
- Step 1: Write the proportion equation
49,995,723.02 : 74,986,007.23 = 13,606,948.99 : x - Step 2: Convert to fraction form
49,995,723.02/74,986,007.23 = 13,606,948.99/x - Step 3: Cross multiply
49,995,723.02x = 74,986,007.23 × 13,606,948.99 - Step 4: Simplify right side
49,995,723.02x = 1,020,330,775,376,583.25 - Step 5: Solve for x
x = 1,020,330,775,376,583.25/49,995,723.02 - Step 6: Final answer
x = 20,408,361.23
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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.