Finding the Fourth Proportional to 10,787,768.88, 14,887,573.56 and 6,204,093.92
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Solution
The fourth proportional to 10,787,768.88, 14,887,573.56 and 6,204,093.92 is: 8,561,909.85
Step by Step Solution
- Step 1: Write the proportion equation
10,787,768.88 : 14,887,573.56 = 6,204,093.92 : x - Step 2: Convert to fraction form
10,787,768.88/14,887,573.56 = 6,204,093.92/x - Step 3: Cross multiply
10,787,768.88x = 14,887,573.56 × 6,204,093.92 - Step 4: Simplify right side
10,787,768.88x = 92,363,904,607,148.75 - Step 5: Solve for x
x = 92,363,904,607,148.75/10,787,768.88 - Step 6: Final answer
x = 8,561,909.85
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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.