Finding the Fourth Proportional to 5,423,106.63, 7,483,884.26 and 2,975,733.75
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Solution
The fourth proportional to 5,423,106.63, 7,483,884.26 and 2,975,733.75 is: 4,106,510.99
Step by Step Solution
- Step 1: Write the proportion equation
5,423,106.63 : 7,483,884.26 = 2,975,733.75 : x - Step 2: Convert to fraction form
5,423,106.63/7,483,884.26 = 2,975,733.75/x - Step 3: Cross multiply
5,423,106.63x = 7,483,884.26 × 2,975,733.75 - Step 4: Simplify right side
5,423,106.63x = 22,270,046,958,697.11 - Step 5: Solve for x
x = 22,270,046,958,697.11/5,423,106.63 - Step 6: Final answer
x = 4,106,510.99
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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.