Finding the Fourth Proportional to 13,029,744.23, 19,544,766.80 and 3,931,920.62
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Solution
The fourth proportional to 13,029,744.23, 19,544,766.80 and 3,931,920.62 is: 5,897,926.33
Step by Step Solution
- Step 1: Write the proportion equation
13,029,744.23 : 19,544,766.80 = 3,931,920.62 : x - Step 2: Convert to fraction form
13,029,744.23/19,544,766.80 = 3,931,920.62/x - Step 3: Cross multiply
13,029,744.23x = 19,544,766.80 × 3,931,920.62 - Step 4: Simplify right side
13,029,744.23x = 76,848,471,594,011.42 - Step 5: Solve for x
x = 76,848,471,594,011.42/13,029,744.23 - Step 6: Final answer
x = 5,897,926.33
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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.