Finding the Fourth Proportional to 79,239,310.38, 118,867,118.63 and 27,423,822.10
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Solution
The fourth proportional to 79,239,310.38, 118,867,118.63 and 27,423,822.10 is: 41,138,554.83
Step by Step Solution
- Step 1: Write the proportion equation
79,239,310.38 : 118,867,118.63 = 27,423,822.10 : x - Step 2: Convert to fraction form
79,239,310.38/118,867,118.63 = 27,423,822.10/x - Step 3: Cross multiply
79,239,310.38x = 118,867,118.63 × 27,423,822.10 - Step 4: Simplify right side
79,239,310.38x = 3,259,790,714,711,597 - Step 5: Solve for x
x = 3,259,790,714,711,597/79,239,310.38 - Step 6: Final answer
x = 41,138,554.83
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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.