Finding the Fourth Proportional to 9,834,163.68, 13,540,263.48 and 8,361,175.44
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Solution
The fourth proportional to 9,834,163.68, 13,540,263.48 and 8,361,175.44 is: 11,512,165.36
Step by Step Solution
- Step 1: Write the proportion equation
9,834,163.68 : 13,540,263.48 = 8,361,175.44 : x - Step 2: Convert to fraction form
9,834,163.68/13,540,263.48 = 8,361,175.44/x - Step 3: Cross multiply
9,834,163.68x = 13,540,263.48 × 8,361,175.44 - Step 4: Simplify right side
9,834,163.68x = 113,212,518,460,104.94 - Step 5: Solve for x
x = 113,212,518,460,104.94/9,834,163.68 - Step 6: Final answer
x = 11,512,165.36
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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.