Finding the Fourth Proportional to 6,168,624.26, 8,512,423.65 and 3,415,118.36
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Solution
The fourth proportional to 6,168,624.26, 8,512,423.65 and 3,415,118.36 is: 4,712,709.52
Step by Step Solution
- Step 1: Write the proportion equation
6,168,624.26 : 8,512,423.65 = 3,415,118.36 : x - Step 2: Convert to fraction form
6,168,624.26/8,512,423.65 = 3,415,118.36/x - Step 3: Cross multiply
6,168,624.26x = 8,512,423.65 × 3,415,118.36 - Step 4: Simplify right side
6,168,624.26x = 29,070,934,252,651.10 - Step 5: Solve for x
x = 29,070,934,252,651.10/6,168,624.26 - Step 6: Final answer
x = 4,712,709.52
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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.