Finding the Fourth Proportional to 4,375,178.64, 6,553,320.12 and 4,268,103.12
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Solution
The fourth proportional to 4,375,178.64, 6,553,320.12 and 4,268,103.12 is: 6,392,938.06
Step by Step Solution
- Step 1: Write the proportion equation
4,375,178.64 : 6,553,320.12 = 4,268,103.12 : x - Step 2: Convert to fraction form
4,375,178.64/6,553,320.12 = 4,268,103.12/x - Step 3: Cross multiply
4,375,178.64x = 6,553,320.12 × 4,268,103.12 - Step 4: Simplify right side
4,375,178.64x = 27,970,246,050,530.78 - Step 5: Solve for x
x = 27,970,246,050,530.78/4,375,178.64 - Step 6: Final answer
x = 6,392,938.06
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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.