Finding the Fourth Proportional to 10,702,172.44, 14,744,758.10 and 10,191,989.08
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Solution
The fourth proportional to 10,702,172.44, 14,744,758.10 and 10,191,989.08 is: 14,041,860.60
Step by Step Solution
- Step 1: Write the proportion equation
10,702,172.44 : 14,744,758.10 = 10,191,989.08 : x - Step 2: Convert to fraction form
10,702,172.44/14,744,758.10 = 10,191,989.08/x - Step 3: Cross multiply
10,702,172.44x = 14,744,758.10 × 10,191,989.08 - Step 4: Simplify right side
10,702,172.44x = 150,278,413,484,303.25 - Step 5: Solve for x
x = 150,278,413,484,303.25/10,702,172.44 - Step 6: Final answer
x = 14,041,860.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.