Finding the Fourth Proportional to 10,932,762.70, 16,375,524.45 and 9,043,194.70
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Solution
The fourth proportional to 10,932,762.70, 16,375,524.45 and 9,043,194.70 is: 13,545,254.75
Step by Step Solution
- Step 1: Write the proportion equation
10,932,762.70 : 16,375,524.45 = 9,043,194.70 : x - Step 2: Convert to fraction form
10,932,762.70/16,375,524.45 = 9,043,194.70/x - Step 3: Cross multiply
10,932,762.70x = 16,375,524.45 × 9,043,194.70 - Step 4: Simplify right side
10,932,762.70x = 148,087,055,915,960.41 - Step 5: Solve for x
x = 148,087,055,915,960.41/10,932,762.70 - Step 6: Final answer
x = 13,545,254.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.