Finding the Fourth Proportional to 7,082,815.84, 10,624,318.44 and 2,224,963.96
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Solution
The fourth proportional to 7,082,815.84, 10,624,318.44 and 2,224,963.96 is: 3,337,475.68
Step by Step Solution
- Step 1: Write the proportion equation
7,082,815.84 : 10,624,318.44 = 2,224,963.96 : x - Step 2: Convert to fraction form
7,082,815.84/10,624,318.44 = 2,224,963.96/x - Step 3: Cross multiply
7,082,815.84x = 10,624,318.44 × 2,224,963.96 - Step 4: Simplify right side
7,082,815.84x = 23,638,725,628,563.42 - Step 5: Solve for x
x = 23,638,725,628,563.42/7,082,815.84 - Step 6: Final answer
x = 3,337,475.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.