Finding the Fourth Proportional to 11,689,461.10, 16,131,954.50 and 6,532,822.49
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Solution
The fourth proportional to 11,689,461.10, 16,131,954.50 and 6,532,822.49 is: 9,015,573.45
Step by Step Solution
- Step 1: Write the proportion equation
11,689,461.10 : 16,131,954.50 = 6,532,822.49 : x - Step 2: Convert to fraction form
11,689,461.10/16,131,954.50 = 6,532,822.49/x - Step 3: Cross multiply
11,689,461.10x = 16,131,954.50 × 6,532,822.49 - Step 4: Simplify right side
11,689,461.10x = 105,387,195,165,256.70 - Step 5: Solve for x
x = 105,387,195,165,256.70/11,689,461.10 - Step 6: Final answer
x = 9,015,573.45
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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.