Finding the Fourth Proportional to 13,783,266.06, 20,674,897.80 and 3,685,624.62
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Solution
The fourth proportional to 13,783,266.06, 20,674,897.80 and 3,685,624.62 is: 5,528,436.59
Step by Step Solution
- Step 1: Write the proportion equation
13,783,266.06 : 20,674,897.80 = 3,685,624.62 : x - Step 2: Convert to fraction form
13,783,266.06/20,674,897.80 = 3,685,624.62/x - Step 3: Cross multiply
13,783,266.06x = 20,674,897.80 × 3,685,624.62 - Step 4: Simplify right side
13,783,266.06x = 76,199,912,347,663.84 - Step 5: Solve for x
x = 76,199,912,347,663.84/13,783,266.06 - Step 6: Final answer
x = 5,528,436.59
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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.