Finding the Fourth Proportional to 24,481,346.70, 36,668,875.95 and 20,229,818.70
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Solution
The fourth proportional to 24,481,346.70, 36,668,875.95 and 20,229,818.70 is: 30,300,813.17
Step by Step Solution
- Step 1: Write the proportion equation
24,481,346.70 : 36,668,875.95 = 20,229,818.70 : x - Step 2: Convert to fraction form
24,481,346.70/36,668,875.95 = 20,229,818.70/x - Step 3: Cross multiply
24,481,346.70x = 36,668,875.95 × 20,229,818.70 - Step 4: Simplify right side
24,481,346.70x = 741,804,712,401,290.25 - Step 5: Solve for x
x = 741,804,712,401,290.25/24,481,346.70 - Step 6: Final answer
x = 30,300,813.17
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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.