Finding the Fourth Proportional to 7,930,167.97, 10,943,631.80 and 4,492,409
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Solution
The fourth proportional to 7,930,167.97, 10,943,631.80 and 4,492,409 is: 6,199,524.42
Step by Step Solution
- Step 1: Write the proportion equation
7,930,167.97 : 10,943,631.80 = 4,492,409 : x - Step 2: Convert to fraction form
7,930,167.97/10,943,631.80 = 4,492,409/x - Step 3: Cross multiply
7,930,167.97x = 10,943,631.80 × 4,492,409 - Step 4: Simplify right side
7,930,167.97x = 49,163,269,991,006.20 - Step 5: Solve for x
x = 49,163,269,991,006.20/7,930,167.97 - Step 6: Final answer
x = 6,199,524.42
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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.