Finding the Fourth Proportional to 8,579,714.42, 11,837,125.23 and 4,858,037.75
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Solution
The fourth proportional to 8,579,714.42, 11,837,125.23 and 4,858,037.75 is: 6,702,460.99
Step by Step Solution
- Step 1: Write the proportion equation
8,579,714.42 : 11,837,125.23 = 4,858,037.75 : x - Step 2: Convert to fraction form
8,579,714.42/11,837,125.23 = 4,858,037.75/x - Step 3: Cross multiply
8,579,714.42x = 11,837,125.23 × 4,858,037.75 - Step 4: Simplify right side
8,579,714.42x = 57,505,201,159,631.81 - Step 5: Solve for x
x = 57,505,201,159,631.81/8,579,714.42 - Step 6: Final answer
x = 6,702,460.99
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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.