Finding the Fourth Proportional to 12,394,237.68, 17,102,958.84 and 6,887,263.55
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Solution
The fourth proportional to 12,394,237.68, 17,102,958.84 and 6,887,263.55 is: 9,503,818.47
Step by Step Solution
- Step 1: Write the proportion equation
12,394,237.68 : 17,102,958.84 = 6,887,263.55 : x - Step 2: Convert to fraction form
12,394,237.68/17,102,958.84 = 6,887,263.55/x - Step 3: Cross multiply
12,394,237.68x = 17,102,958.84 × 6,887,263.55 - Step 4: Simplify right side
12,394,237.68x = 117,792,584,930,367.48 - Step 5: Solve for x
x = 117,792,584,930,367.48/12,394,237.68 - Step 6: Final answer
x = 9,503,818.47
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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.