Finding the Fourth Proportional to 16,359,183.91, 22,574,646.87 and 9,016,612.99
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Solution
The fourth proportional to 16,359,183.91, 22,574,646.87 and 9,016,612.99 is: 12,442,359.92
Step by Step Solution
- Step 1: Write the proportion equation
16,359,183.91 : 22,574,646.87 = 9,016,612.99 : x - Step 2: Convert to fraction form
16,359,183.91/22,574,646.87 = 9,016,612.99/x - Step 3: Cross multiply
16,359,183.91x = 22,574,646.87 × 9,016,612.99 - Step 4: Simplify right side
16,359,183.91x = 203,546,854,212,704.84 - Step 5: Solve for x
x = 203,546,854,212,704.84/16,359,183.91 - Step 6: Final answer
x = 12,442,359.92
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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.