Finding the Fourth Proportional to 8,644,240.08, 11,929,769.64 and 4,777,516.08
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Solution
The fourth proportional to 8,644,240.08, 11,929,769.64 and 4,777,516.08 is: 6,593,369.20
Step by Step Solution
- Step 1: Write the proportion equation
8,644,240.08 : 11,929,769.64 = 4,777,516.08 : x - Step 2: Convert to fraction form
8,644,240.08/11,929,769.64 = 4,777,516.08/x - Step 3: Cross multiply
8,644,240.08x = 11,929,769.64 × 4,777,516.08 - Step 4: Simplify right side
8,644,240.08x = 56,994,666,285,795.81 - Step 5: Solve for x
x = 56,994,666,285,795.81/8,644,240.08 - Step 6: Final answer
x = 6,593,369.20
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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.