Finding the Fourth Proportional to 11,708,844.18, 16,158,396.51 and 6,410,450.76
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Solution
The fourth proportional to 11,708,844.18, 16,158,396.51 and 6,410,450.76 is: 8,846,526.92
Step by Step Solution
- Step 1: Write the proportion equation
11,708,844.18 : 16,158,396.51 = 6,410,450.76 : x - Step 2: Convert to fraction form
11,708,844.18/16,158,396.51 = 6,410,450.76/x - Step 3: Cross multiply
11,708,844.18x = 16,158,396.51 × 6,410,450.76 - Step 4: Simplify right side
11,708,844.18x = 103,582,605,187,910.84 - Step 5: Solve for x
x = 103,582,605,187,910.84/11,708,844.18 - Step 6: Final answer
x = 8,846,526.92
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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.