Finding the Fourth Proportional to 7,371,973.71, 11,062,942.82 and 2,579,704.49
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Solution
The fourth proportional to 7,371,973.71, 11,062,942.82 and 2,579,704.49 is: 3,871,300.19
Step by Step Solution
- Step 1: Write the proportion equation
7,371,973.71 : 11,062,942.82 = 2,579,704.49 : x - Step 2: Convert to fraction form
7,371,973.71/11,062,942.82 = 2,579,704.49/x - Step 3: Cross multiply
7,371,973.71x = 11,062,942.82 × 2,579,704.49 - Step 4: Simplify right side
7,371,973.71x = 28,539,123,197,154.02 - Step 5: Solve for x
x = 28,539,123,197,154.02/7,371,973.71 - Step 6: Final answer
x = 3,871,300.19
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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.