Finding the Fourth Proportional to 10,202,782.67, 15,298,859.49 and 3,807,775.97
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Solution
The fourth proportional to 10,202,782.67, 15,298,859.49 and 3,807,775.97 is: 5,709,680.53
Step by Step Solution
- Step 1: Write the proportion equation
10,202,782.67 : 15,298,859.49 = 3,807,775.97 : x - Step 2: Convert to fraction form
10,202,782.67/15,298,859.49 = 3,807,775.97/x - Step 3: Cross multiply
10,202,782.67x = 15,298,859.49 × 3,807,775.97 - Step 4: Simplify right side
10,202,782.67x = 58,254,629,534,428.46 - Step 5: Solve for x
x = 58,254,629,534,428.46/10,202,782.67 - Step 6: Final answer
x = 5,709,680.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.