Finding the Fourth Proportional to 73,217,716.68, 101,040,461.46 and 40,622,590.92
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Solution
The fourth proportional to 73,217,716.68, 101,040,461.46 and 40,622,590.92 is: 56,059,182.37
Step by Step Solution
- Step 1: Write the proportion equation
73,217,716.68 : 101,040,461.46 = 40,622,590.92 : x - Step 2: Convert to fraction form
73,217,716.68/101,040,461.46 = 40,622,590.92/x - Step 3: Cross multiply
73,217,716.68x = 101,040,461.46 × 40,622,590.92 - Step 4: Simplify right side
73,217,716.68x = 4,104,525,332,257,606 - Step 5: Solve for x
x = 4,104,525,332,257,606/73,217,716.68 - Step 6: Final answer
x = 56,059,182.37
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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.