Finding the Fourth Proportional to 14,887,145.70, 22,330,718.55 and 7,328,873.70
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Solution
The fourth proportional to 14,887,145.70, 22,330,718.55 and 7,328,873.70 is: 10,993,310.55
Step by Step Solution
- Step 1: Write the proportion equation
14,887,145.70 : 22,330,718.55 = 7,328,873.70 : x - Step 2: Convert to fraction form
14,887,145.70/22,330,718.55 = 7,328,873.70/x - Step 3: Cross multiply
14,887,145.70x = 22,330,718.55 × 7,328,873.70 - Step 4: Simplify right side
14,887,145.70x = 163,659,015,883,197.16 - Step 5: Solve for x
x = 163,659,015,883,197.16/14,887,145.70 - Step 6: Final answer
x = 10,993,310.55
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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.