Finding the Fourth Proportional to 10,206,163.04, 15,303,929.18 and 4,813,365.56
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Solution
The fourth proportional to 10,206,163.04, 15,303,929.18 and 4,813,365.56 is: 7,217,541.53
Step by Step Solution
- Step 1: Write the proportion equation
10,206,163.04 : 15,303,929.18 = 4,813,365.56 : x - Step 2: Convert to fraction form
10,206,163.04/15,303,929.18 = 4,813,365.56/x - Step 3: Cross multiply
10,206,163.04x = 15,303,929.18 × 4,813,365.56 - Step 4: Simplify right side
10,206,163.04x = 73,663,405,647,691.03 - Step 5: Solve for x
x = 73,663,405,647,691.03/10,206,163.04 - Step 6: Final answer
x = 7,217,541.53
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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.