Finding the Fourth Proportional to 24,692,519.40, 34,077,770.16 and 13,682,722.79
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Solution
The fourth proportional to 24,692,519.40, 34,077,770.16 and 13,682,722.79 is: 18,883,317.44
Step by Step Solution
- Step 1: Write the proportion equation
24,692,519.40 : 34,077,770.16 = 13,682,722.79 : x - Step 2: Convert to fraction form
24,692,519.40/34,077,770.16 = 13,682,722.79/x - Step 3: Cross multiply
24,692,519.40x = 34,077,770.16 × 13,682,722.79 - Step 4: Simplify right side
24,692,519.40x = 466,276,682,230,225.06 - Step 5: Solve for x
x = 466,276,682,230,225.06/24,692,519.40 - Step 6: Final answer
x = 18,883,317.44
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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.