Finding the Fourth Proportional to 7,176,249.04, 9,895,178.82 and 5,865,434.14
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Solution
The fourth proportional to 7,176,249.04, 9,895,178.82 and 5,865,434.14 is: 8,087,723.73
Step by Step Solution
- Step 1: Write the proportion equation
7,176,249.04 : 9,895,178.82 = 5,865,434.14 : x - Step 2: Convert to fraction form
7,176,249.04/9,895,178.82 = 5,865,434.14/x - Step 3: Cross multiply
7,176,249.04x = 9,895,178.82 × 5,865,434.14 - Step 4: Simplify right side
7,176,249.04x = 58,039,519,672,232.91 - Step 5: Solve for x
x = 58,039,519,672,232.91/7,176,249.04 - Step 6: Final answer
x = 8,087,723.73
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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.