Finding the Fourth Proportional to 8,807,047.20, 13,198,129.20 and 6,514,682.40
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Solution
The fourth proportional to 8,807,047.20, 13,198,129.20 and 6,514,682.40 is: 9,762,820.39
Step by Step Solution
- Step 1: Write the proportion equation
8,807,047.20 : 13,198,129.20 = 6,514,682.40 : x - Step 2: Convert to fraction form
8,807,047.20/13,198,129.20 = 6,514,682.40/x - Step 3: Cross multiply
8,807,047.20x = 13,198,129.20 × 6,514,682.40 - Step 4: Simplify right side
8,807,047.20x = 85,981,620,012,166.08 - Step 5: Solve for x
x = 85,981,620,012,166.08/8,807,047.20 - Step 6: Final answer
x = 9,762,820.39
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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.