Finding the Fourth Proportional to 5,157,124.08, 7,109,440.38 and 3,624,474.48
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Solution
The fourth proportional to 5,157,124.08, 7,109,440.38 and 3,624,474.48 is: 4,996,580.42
Step by Step Solution
- Step 1: Write the proportion equation
5,157,124.08 : 7,109,440.38 = 3,624,474.48 : x - Step 2: Convert to fraction form
5,157,124.08/7,109,440.38 = 3,624,474.48/x - Step 3: Cross multiply
5,157,124.08x = 7,109,440.38 × 3,624,474.48 - Step 4: Simplify right side
5,157,124.08x = 25,767,985,224,391.50 - Step 5: Solve for x
x = 25,767,985,224,391.50/5,157,124.08 - Step 6: Final answer
x = 4,996,580.42
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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.