Finding the Fourth Proportional to 10,917,857.34, 16,376,851.62 and 4,851,163.08
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Solution
The fourth proportional to 10,917,857.34, 16,376,851.62 and 4,851,163.08 is: 7,276,773.77
Step by Step Solution
- Step 1: Write the proportion equation
10,917,857.34 : 16,376,851.62 = 4,851,163.08 : x - Step 2: Convert to fraction form
10,917,857.34/16,376,851.62 = 4,851,163.08/x - Step 3: Cross multiply
10,917,857.34x = 16,376,851.62 × 4,851,163.08 - Step 4: Simplify right side
10,917,857.34x = 79,446,777,945,582.19 - Step 5: Solve for x
x = 79,446,777,945,582.19/10,917,857.34 - Step 6: Final answer
x = 7,276,773.77
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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.