Finding the Fourth Proportional to 5,423,113.14, 7,483,893.20 and 2,975,740.26
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Solution
The fourth proportional to 5,423,113.14, 7,483,893.20 and 2,975,740.26 is: 4,106,519.95
Step by Step Solution
- Step 1: Write the proportion equation
5,423,113.14 : 7,483,893.20 = 2,975,740.26 : x - Step 2: Convert to fraction form
5,423,113.14/7,483,893.20 = 2,975,740.26/x - Step 3: Cross multiply
5,423,113.14x = 7,483,893.20 × 2,975,740.26 - Step 4: Simplify right side
5,423,113.14x = 22,270,122,296,780.23 - Step 5: Solve for x
x = 22,270,122,296,780.23/5,423,113.14 - Step 6: Final answer
x = 4,106,519.95
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1.5x scale
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.