Finding the Fourth Proportional to 5,710,452.24, 8,563,021.18 and 2,115,253.88
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Solution
The fourth proportional to 5,710,452.24, 8,563,021.18 and 2,115,253.88 is: 3,171,896.55
Step by Step Solution
- Step 1: Write the proportion equation
5,710,452.24 : 8,563,021.18 = 2,115,253.88 : x - Step 2: Convert to fraction form
5,710,452.24/8,563,021.18 = 2,115,253.88/x - Step 3: Cross multiply
5,710,452.24x = 8,563,021.18 × 2,115,253.88 - Step 4: Simplify right side
5,710,452.24x = 18,112,963,759,525.27 - Step 5: Solve for x
x = 18,112,963,759,525.27/5,710,452.24 - Step 6: Final answer
x = 3,171,896.55
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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.