Finding the Fourth Proportional to 8,423,598.62, 11,624,568.36 and 4,753,293.05
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Solution
The fourth proportional to 8,423,598.62, 11,624,568.36 and 4,753,293.05 is: 6,559,545.69
Step by Step Solution
- Step 1: Write the proportion equation
8,423,598.62 : 11,624,568.36 = 4,753,293.05 : x - Step 2: Convert to fraction form
8,423,598.62/11,624,568.36 = 4,753,293.05/x - Step 3: Cross multiply
8,423,598.62x = 11,624,568.36 × 4,753,293.05 - Step 4: Simplify right side
8,423,598.62x = 55,254,979,994,837.89 - Step 5: Solve for x
x = 55,254,979,994,837.89/8,423,598.62 - Step 6: Final answer
x = 6,559,545.69
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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.