Finding the Fourth Proportional to 8,913,843.64, 13,365,838.53 and 2,764,119.92
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Solution
The fourth proportional to 8,913,843.64, 13,365,838.53 and 2,764,119.92 is: 4,144,652.07
Step by Step Solution
- Step 1: Write the proportion equation
8,913,843.64 : 13,365,838.53 = 2,764,119.92 : x - Step 2: Convert to fraction form
8,913,843.64/13,365,838.53 = 2,764,119.92/x - Step 3: Cross multiply
8,913,843.64x = 13,365,838.53 × 2,764,119.92 - Step 4: Simplify right side
8,913,843.64x = 36,944,780,514,455.92 - Step 5: Solve for x
x = 36,944,780,514,455.92/8,913,843.64 - Step 6: Final answer
x = 4,144,652.07
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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.