Finding the Fourth Proportional to 26,163,768.63, 39,242,658.39 and 6,996,020.36
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Solution
The fourth proportional to 26,163,768.63, 39,242,658.39 and 6,996,020.36 is: 10,493,229.81
Step by Step Solution
- Step 1: Write the proportion equation
26,163,768.63 : 39,242,658.39 = 6,996,020.36 : x - Step 2: Convert to fraction form
26,163,768.63/39,242,658.39 = 6,996,020.36/x - Step 3: Cross multiply
26,163,768.63x = 39,242,658.39 × 6,996,020.36 - Step 4: Simplify right side
26,163,768.63x = 274,542,436,978,858.19 - Step 5: Solve for x
x = 274,542,436,978,858.19/26,163,768.63 - Step 6: Final answer
x = 10,493,229.81
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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.