Finding the Fourth Proportional to 32,930,857.20, 49,424,279.40 and 14,763,010.80
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Solution
The fourth proportional to 32,930,857.20, 49,424,279.40 and 14,763,010.80 is: 22,157,065.82
Step by Step Solution
- Step 1: Write the proportion equation
32,930,857.20 : 49,424,279.40 = 14,763,010.80 : x - Step 2: Convert to fraction form
32,930,857.20/49,424,279.40 = 14,763,010.80/x - Step 3: Cross multiply
32,930,857.20x = 49,424,279.40 × 14,763,010.80 - Step 4: Simplify right side
32,930,857.20x = 729,651,170,564,417.50 - Step 5: Solve for x
x = 729,651,170,564,417.50/32,930,857.20 - Step 6: Final answer
x = 22,157,065.82
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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.