Finding the Fourth Proportional to 7,991,023.58, 11,024,914.12 and 4,550,828.84
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Solution
The fourth proportional to 7,991,023.58, 11,024,914.12 and 4,550,828.84 is: 6,278,607.07
Step by Step Solution
- Step 1: Write the proportion equation
7,991,023.58 : 11,024,914.12 = 4,550,828.84 : x - Step 2: Convert to fraction form
7,991,023.58/11,024,914.12 = 4,550,828.84/x - Step 3: Cross multiply
7,991,023.58x = 11,024,914.12 × 4,550,828.84 - Step 4: Simplify right side
7,991,023.58x = 50,172,497,135,819.22 - Step 5: Solve for x
x = 50,172,497,135,819.22/7,991,023.58 - Step 6: Final answer
x = 6,278,607.07
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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.