Finding the Fourth Proportional to 7,991,035.82, 11,024,931.02 and 4,550,841.08
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Solution
The fourth proportional to 7,991,035.82, 11,024,931.02 and 4,550,841.08 is: 6,278,623.96
Step by Step Solution
- Step 1: Write the proportion equation
7,991,035.82 : 11,024,931.02 = 4,550,841.08 : x - Step 2: Convert to fraction form
7,991,035.82/11,024,931.02 = 4,550,841.08/x - Step 3: Cross multiply
7,991,035.82x = 11,024,931.02 × 4,550,841.08 - Step 4: Simplify right side
7,991,035.82x = 50,172,708,989,982.30 - Step 5: Solve for x
x = 50,172,708,989,982.30/7,991,035.82 - Step 6: Final answer
x = 6,278,623.96
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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.