Finding the Fourth Proportional to 6,936,598.26, 10,405,894.35 and 2,144,661.21
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Solution
The fourth proportional to 6,936,598.26, 10,405,894.35 and 2,144,661.21 is: 3,217,300.06
Step by Step Solution
- Step 1: Write the proportion equation
6,936,598.26 : 10,405,894.35 = 2,144,661.21 : x - Step 2: Convert to fraction form
6,936,598.26/10,405,894.35 = 2,144,661.21/x - Step 3: Cross multiply
6,936,598.26x = 10,405,894.35 × 2,144,661.21 - Step 4: Simplify right side
6,936,598.26x = 22,317,117,967,803.16 - Step 5: Solve for x
x = 22,317,117,967,803.16/6,936,598.26 - Step 6: Final answer
x = 3,217,300.06
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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.