Finding the Fourth Proportional to 87,544,392.24, 120,748,606.08 and 61,444,734.24
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Solution
The fourth proportional to 87,544,392.24, 120,748,606.08 and 61,444,734.24 is: 84,749,757.47
Step by Step Solution
- Step 1: Write the proportion equation
87,544,392.24 : 120,748,606.08 = 61,444,734.24 : x - Step 2: Convert to fraction form
87,544,392.24/120,748,606.08 = 61,444,734.24/x - Step 3: Cross multiply
87,544,392.24x = 120,748,606.08 × 61,444,734.24 - Step 4: Simplify right side
87,544,392.24x = 7,419,366,010,436,048 - Step 5: Solve for x
x = 7,419,366,010,436,048/87,544,392.24 - Step 6: Final answer
x = 84,749,757.47
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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.