Finding the Fourth Proportional to 11,183,407.36, 16,775,128.32 and 4,793,159.68
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Solution
The fourth proportional to 11,183,407.36, 16,775,128.32 and 4,793,159.68 is: 7,189,746.93
Step by Step Solution
- Step 1: Write the proportion equation
11,183,407.36 : 16,775,128.32 = 4,793,159.68 : x - Step 2: Convert to fraction form
11,183,407.36/16,775,128.32 = 4,793,159.68/x - Step 3: Cross multiply
11,183,407.36x = 16,775,128.32 × 4,793,159.68 - Step 4: Simplify right side
11,183,407.36x = 80,405,868,690,250.14 - Step 5: Solve for x
x = 80,405,868,690,250.14/11,183,407.36 - Step 6: Final answer
x = 7,189,746.93
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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.