Finding the Fourth Proportional to 13,291,093.10, 19,936,639.67 and 3,193,714.10
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Solution
The fourth proportional to 13,291,093.10, 19,936,639.67 and 3,193,714.10 is: 4,790,571.16
Step by Step Solution
- Step 1: Write the proportion equation
13,291,093.10 : 19,936,639.67 = 3,193,714.10 : x - Step 2: Convert to fraction form
13,291,093.10/19,936,639.67 = 3,193,714.10/x - Step 3: Cross multiply
13,291,093.10x = 19,936,639.67 × 3,193,714.10 - Step 4: Simplify right side
13,291,093.10x = 63,671,927,254,571.38 - Step 5: Solve for x
x = 63,671,927,254,571.38/13,291,093.10 - Step 6: Final answer
x = 4,790,571.16
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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.