Finding the Fourth Proportional to 8,913,844.14, 13,365,839.28 and 2,764,120.42
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Solution
The fourth proportional to 8,913,844.14, 13,365,839.28 and 2,764,120.42 is: 4,144,652.82
Step by Step Solution
- Step 1: Write the proportion equation
8,913,844.14 : 13,365,839.28 = 2,764,120.42 : x - Step 2: Convert to fraction form
8,913,844.14/13,365,839.28 = 2,764,120.42/x - Step 3: Cross multiply
8,913,844.14x = 13,365,839.28 × 2,764,120.42 - Step 4: Simplify right side
8,913,844.14x = 36,944,789,270,465.49 - Step 5: Solve for x
x = 36,944,789,270,465.49/8,913,844.14 - Step 6: Final answer
x = 4,144,652.82
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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.