Finding the Fourth Proportional to 5,921,089.33, 8,885,176.94 and 5,439,249.49
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Solution
The fourth proportional to 5,921,089.33, 8,885,176.94 and 5,439,249.49 is: 8,162,128.87
Step by Step Solution
- Step 1: Write the proportion equation
5,921,089.33 : 8,885,176.94 = 5,439,249.49 : x - Step 2: Convert to fraction form
5,921,089.33/8,885,176.94 = 5,439,249.49/x - Step 3: Cross multiply
5,921,089.33x = 8,885,176.94 × 5,439,249.49 - Step 4: Simplify right side
5,921,089.33x = 48,328,694,139,454.76 - Step 5: Solve for x
x = 48,328,694,139,454.76/5,921,089.33 - Step 6: Final answer
x = 8,162,128.87
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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.