Finding the Fourth Proportional to 5,784,085.68, 8,624,416.35 and 5,625,183.12
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Solution
The fourth proportional to 5,784,085.68, 8,624,416.35 and 5,625,183.12 is: 8,387,483.17
Step by Step Solution
- Step 1: Write the proportion equation
5,784,085.68 : 8,624,416.35 = 5,625,183.12 : x - Step 2: Convert to fraction form
5,784,085.68/8,624,416.35 = 5,625,183.12/x - Step 3: Cross multiply
5,784,085.68x = 8,624,416.35 × 5,625,183.12 - Step 4: Simplify right side
5,784,085.68x = 48,513,921,271,872.01 - Step 5: Solve for x
x = 48,513,921,271,872.01/5,784,085.68 - Step 6: Final answer
x = 8,387,483.17
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.