Finding the Fourth Proportional to 47,376,209.60, 65,379,619.68 and 27,797,431.04
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Solution
The fourth proportional to 47,376,209.60, 65,379,619.68 and 27,797,431.04 is: 38,360,719.12
Step by Step Solution
- Step 1: Write the proportion equation
47,376,209.60 : 65,379,619.68 = 27,797,431.04 : x - Step 2: Convert to fraction form
47,376,209.60/65,379,619.68 = 27,797,431.04/x - Step 3: Cross multiply
47,376,209.60x = 65,379,619.68 × 27,797,431.04 - Step 4: Simplify right side
47,376,209.60x = 1,817,385,469,476,226.75 - Step 5: Solve for x
x = 1,817,385,469,476,226.75/47,376,209.60 - Step 6: Final answer
x = 38,360,719.12
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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.