Finding the Fourth Proportional to 12,425,419.99, 17,146,916.14 and 6,843,559.33
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Solution
The fourth proportional to 12,425,419.99, 17,146,916.14 and 6,843,559.33 is: 9,444,021.85
Step by Step Solution
- Step 1: Write the proportion equation
12,425,419.99 : 17,146,916.14 = 6,843,559.33 : x - Step 2: Convert to fraction form
12,425,419.99/17,146,916.14 = 6,843,559.33/x - Step 3: Cross multiply
12,425,419.99x = 17,146,916.14 × 6,843,559.33 - Step 4: Simplify right side
12,425,419.99x = 117,345,937,930,624.59 - Step 5: Solve for x
x = 117,345,937,930,624.59/12,425,419.99 - Step 6: Final answer
x = 9,444,021.85
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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.