Finding the Fourth Proportional to 7,579,638.54, 11,371,242.60 and 2,462,052.42
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Solution
The fourth proportional to 7,579,638.54, 11,371,242.60 and 2,462,052.42 is: 3,693,658.37
Step by Step Solution
- Step 1: Write the proportion equation
7,579,638.54 : 11,371,242.60 = 2,462,052.42 : x - Step 2: Convert to fraction form
7,579,638.54/11,371,242.60 = 2,462,052.42/x - Step 3: Cross multiply
7,579,638.54x = 11,371,242.60 × 2,462,052.42 - Step 4: Simplify right side
7,579,638.54x = 27,996,595,361,737.09 - Step 5: Solve for x
x = 27,996,595,361,737.09/7,579,638.54 - Step 6: Final answer
x = 3,693,658.37
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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.