Finding the Fourth Proportional to 5,919,233.80, 8,869,227.90 and 5,352,363.40
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Solution
The fourth proportional to 5,919,233.80, 8,869,227.90 and 5,352,363.40 is: 8,019,843.85
Step by Step Solution
- Step 1: Write the proportion equation
5,919,233.80 : 8,869,227.90 = 5,352,363.40 : x - Step 2: Convert to fraction form
5,919,233.80/8,869,227.90 = 5,352,363.40/x - Step 3: Cross multiply
5,919,233.80x = 8,869,227.90 × 5,352,363.40 - Step 4: Simplify right side
5,919,233.80x = 47,471,330,798,218.87 - Step 5: Solve for x
x = 47,471,330,798,218.87/5,919,233.80 - Step 6: Final answer
x = 8,019,843.85
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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.