Finding the Fourth Proportional to 8,824,109.31, 13,236,174.36 and 2,758,872.87
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Solution
The fourth proportional to 8,824,109.31, 13,236,174.36 and 2,758,872.87 is: 4,138,312.56
Step by Step Solution
- Step 1: Write the proportion equation
8,824,109.31 : 13,236,174.36 = 2,758,872.87 : x - Step 2: Convert to fraction form
8,824,109.31/13,236,174.36 = 2,758,872.87/x - Step 3: Cross multiply
8,824,109.31x = 13,236,174.36 × 2,758,872.87 - Step 4: Simplify right side
8,824,109.31x = 36,516,922,344,393.61 - Step 5: Solve for x
x = 36,516,922,344,393.61/8,824,109.31 - Step 6: Final answer
x = 4,138,312.56
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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.