Finding the Fourth Proportional to 24,420,919.88, 33,701,817.16 and 13,408,133.75
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Solution
The fourth proportional to 24,420,919.88, 33,701,817.16 and 13,408,133.75 is: 18,503,744.93
Step by Step Solution
- Step 1: Write the proportion equation
24,420,919.88 : 33,701,817.16 = 13,408,133.75 : x - Step 2: Convert to fraction form
24,420,919.88/33,701,817.16 = 13,408,133.75/x - Step 3: Cross multiply
24,420,919.88x = 33,701,817.16 × 13,408,133.75 - Step 4: Simplify right side
24,420,919.88x = 451,878,472,263,530.81 - Step 5: Solve for x
x = 451,878,472,263,530.81/24,420,919.88 - Step 6: Final answer
x = 18,503,744.93
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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.