Finding the Fourth Proportional to 10,795,274, 14,887,835.64 and 8,956,821.68
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Solution
The fourth proportional to 10,795,274, 14,887,835.64 and 8,956,821.68 is: 12,352,413.57
Step by Step Solution
- Step 1: Write the proportion equation
10,795,274 : 14,887,835.64 = 8,956,821.68 : x - Step 2: Convert to fraction form
10,795,274/14,887,835.64 = 8,956,821.68/x - Step 3: Cross multiply
10,795,274x = 14,887,835.64 × 8,956,821.68 - Step 4: Simplify right side
10,795,274x = 133,347,689,028,628.67 - Step 5: Solve for x
x = 133,347,689,028,628.67/10,795,274 - Step 6: Final answer
x = 12,352,413.57
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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.