Finding the Fourth Proportional to 7,991,015.57, 11,024,903.08 and 4,550,820.83
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Solution
The fourth proportional to 7,991,015.57, 11,024,903.08 and 4,550,820.83 is: 6,278,596.02
Step by Step Solution
- Step 1: Write the proportion equation
7,991,015.57 : 11,024,903.08 = 4,550,820.83 : x - Step 2: Convert to fraction form
7,991,015.57/11,024,903.08 = 4,550,820.83/x - Step 3: Cross multiply
7,991,015.57x = 11,024,903.08 × 4,550,820.83 - Step 4: Simplify right side
7,991,015.57x = 50,172,358,585,195.16 - Step 5: Solve for x
x = 50,172,358,585,195.16/7,991,015.57 - Step 6: Final answer
x = 6,278,596.02
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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.