Finding the Fourth Proportional to 7,266,549.40, 10,899,824.10 and 2,217,851.80
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Solution
The fourth proportional to 7,266,549.40, 10,899,824.10 and 2,217,851.80 is: 3,326,777.70
Step by Step Solution
- Step 1: Write the proportion equation
7,266,549.40 : 10,899,824.10 = 2,217,851.80 : x - Step 2: Convert to fraction form
7,266,549.40/10,899,824.10 = 2,217,851.80/x - Step 3: Cross multiply
7,266,549.40x = 10,899,824.10 × 2,217,851.80 - Step 4: Simplify right side
7,266,549.40x = 24,174,194,499,868.38 - Step 5: Solve for x
x = 24,174,194,499,868.38/7,266,549.40 - Step 6: Final answer
x = 3,326,777.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.