Finding the Fourth Proportional to 11,327,838.20, 16,963,763.70 and 7,520,708.60
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Solution
The fourth proportional to 11,327,838.20, 16,963,763.70 and 7,520,708.60 is: 11,262,477.56
Step by Step Solution
- Step 1: Write the proportion equation
11,327,838.20 : 16,963,763.70 = 7,520,708.60 : x - Step 2: Convert to fraction form
11,327,838.20/16,963,763.70 = 7,520,708.60/x - Step 3: Cross multiply
11,327,838.20x = 16,963,763.70 × 7,520,708.60 - Step 4: Simplify right side
11,327,838.20x = 127,579,523,546,957.81 - Step 5: Solve for x
x = 127,579,523,546,957.81/11,327,838.20 - Step 6: Final answer
x = 11,262,477.56
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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.