Finding the Fourth Proportional to 4,980,737.24, 6,875,137.32 and 2,916,416.39
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Solution
The fourth proportional to 4,980,737.24, 6,875,137.32 and 2,916,416.39 is: 4,025,661.70
Step by Step Solution
- Step 1: Write the proportion equation
4,980,737.24 : 6,875,137.32 = 2,916,416.39 : x - Step 2: Convert to fraction form
4,980,737.24/6,875,137.32 = 2,916,416.39/x - Step 3: Cross multiply
4,980,737.24x = 6,875,137.32 × 2,916,416.39 - Step 4: Simplify right side
4,980,737.24x = 20,050,763,163,548.68 - Step 5: Solve for x
x = 20,050,763,163,548.68/4,980,737.24 - Step 6: Final answer
x = 4,025,661.70
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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.